40219704 has 48 divisors (see below), whose sum is σ = 124491120. Its totient is φ = 11491200.

The previous prime is 40219693. The next prime is 40219721. The reversal of 40219704 is 40791204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39397 + ... + 40404.

It is an arithmetic number, because the mean of its divisors is an integer number (2593565).

Almost surely, 2^40219704 is an apocalyptic number.

It is an amenable number.

40219704 is an abundant number, since it is smaller than the sum of its proper divisors (84271416).

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

40219704 is a wasteful number, since it uses less digits than its factorization.

40219704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79820 (or 79813 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 40219704 is about 6341.9006614737. The cubic root of 40219704 is about 342.6201940203.

The spelling of 40219704 in words is "forty million, two hundred nineteen thousand, seven hundred four".