3690423044 has 54 divisors (see below), whose sum is σ = 8257755870. Its totient is φ = 1437817920.

The previous prime is 3690423017. The next prime is 3690423083. The reversal of 3690423044 is 4403240963.

It can be written as a sum of positive squares in only one way, i.e., 2988808900 + 701614144 = 54670^2 + 26488^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3690422995 and 3690423013.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 54089 + ... + 101520.

It is an arithmetic number, because the mean of its divisors is an integer number (152921405).

Almost surely, 2^3690423044 is an apocalyptic number.

It is an amenable number.

3690423044 is an abundant number, since it is smaller than the sum of its proper divisors (4567332826).

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

3690423044 is a wasteful number, since it uses less digits than its factorization.

3690423044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155649 (or 155629 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 3690423044 is about 60748.8522031487. The cubic root of 3690423044 is about 1545.3447622094.

The spelling of 3690423044 in words is "three billion, six hundred ninety million, four hundred twenty-three thousand, forty-four".