37691434 has 16 divisors (see below), whose sum is σ = 64359360. Its totient is φ = 16387360.

The previous prime is 37691429. The next prime is 37691447. The reversal of 37691434 is 43419673.

It is a junction number, because it is equal to n+sod(n) for n = 37691393 and 37691402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36739 + ... + 37750.

It is an arithmetic number, because the mean of its divisors is an integer number (4022460).

Almost surely, 2^37691434 is an apocalyptic number.

37691434 is a deficient number, since it is larger than the sum of its proper divisors (26667926).

37691434 is a wasteful number, since it uses less digits than its factorization.

37691434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74525.

The product of its digits is 54432, while the sum is 37.

The square root of 37691434 is about 6139.3349802727. The cubic root of 37691434 is about 335.2850740426.

The spelling of 37691434 in words is "thirty-seven million, six hundred ninety-one thousand, four hundred thirty-four".