36874640 has 40 divisors (see below), whose sum is σ = 93529728. Its totient is φ = 13408640.

The previous prime is 36874639. The next prime is 36874679. The reversal of 36874640 is 4647863.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 36874594 and 36874603.

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, 20072 + ... + 21831.

Almost surely, 2^36874640 is an apocalyptic number.

It is an amenable number.

36874640 is an abundant number, since it is smaller than the sum of its proper divisors (56655088).

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

36874640 is a wasteful number, since it uses less digits than its factorization.

36874640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41927 (or 41921 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 36874640 is about 6072.4492587423. The cubic root of 36874640 is about 332.8454284170.

The spelling of 36874640 in words is "thirty-six million, eight hundred seventy-four thousand, six hundred forty".