37469945 has 8 divisors (see below), whose sum is σ = 45125640. Its totient is φ = 29868160.

The previous prime is 37469923. The next prime is 37469959. The reversal of 37469945 is 54996473.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17147881 + 20322064 = 4141^2 + 4508^2 .

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

It is not a de Polignac number, because 37469945 - 2⁸ = 37469689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37469945.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11930 + ... + 14739.

It is an arithmetic number, because the mean of its divisors is an integer number (5640705).

Almost surely, 2^37469945 is an apocalyptic number.

It is an amenable number.

37469945 is a deficient number, since it is larger than the sum of its proper divisors (7655695).

37469945 is a wasteful number, since it uses less digits than its factorization.

37469945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26955.

The product of its digits is 816480, while the sum is 47.

The square root of 37469945 is about 6121.2698845909. The cubic root of 37469945 is about 334.6270297752.

The spelling of 37469945 in words is "thirty-seven million, four hundred sixty-nine thousand, nine hundred forty-five".