37445245 has 8 divisors (see below), whose sum is σ = 45379800. Its totient is φ = 29659200.

The previous prime is 37445207. The next prime is 37445267. The reversal of 37445245 is 54254473.

It can be written as a sum of positive squares in 4 ways, for example, as 14462809 + 22982436 = 3803^2 + 4794^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 37445245 - 2⁹ = 37444733 is a prime.

It is a super-2 number, since 2×37445245² = 2804292746220050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 37445245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36570 + ... + 37579.

It is an arithmetic number, because the mean of its divisors is an integer number (5672475).

Almost surely, 2^37445245 is an apocalyptic number.

It is an amenable number.

37445245 is a deficient number, since it is larger than the sum of its proper divisors (7934555).

37445245 is a wasteful number, since it uses less digits than its factorization.

37445245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74255.

The product of its digits is 67200, while the sum is 34.

The square root of 37445245 is about 6119.2519967722. The cubic root of 37445245 is about 334.5534854590.

The spelling of 37445245 in words is "thirty-seven million, four hundred forty-five thousand, two hundred forty-five".