37473444 has 18 divisors (see below), whose sum is σ = 94724630. Its totient is φ = 12491136.

The previous prime is 37473431. The next prime is 37473517. The reversal of 37473444 is 44437473.

37473444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 37454400 + 19044 = 6120^2 + 138^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×37473444² = 2808518010442272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1040929 = 37473444 / (3 + 7 + 4 + 7 + 3 + 4 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 37473399 and 37473408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 520429 + ... + 520500.

Almost surely, 2^37473444 is an apocalyptic number.

It is an amenable number.

37473444 is an abundant number, since it is smaller than the sum of its proper divisors (57251186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37473444 is a wasteful number, since it uses less digits than its factorization.

37473444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040939 (or 1040934 counting only the distinct ones).

The product of its digits is 112896, while the sum is 36.

The square root of 37473444 is about 6121.5556846279. Note that the first 3 decimals coincide. The cubic root of 37473444 is about 334.6374454433.

The spelling of 37473444 in words is "thirty-seven million, four hundred seventy-three thousand, four hundred forty-four".