40453724 has 12 divisors (see below), whose sum is σ = 73235400. Its totient is φ = 19529328.

The previous prime is 40453723. The next prime is 40453733. The reversal of 40453724 is 42735404.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40453723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174254 + ... + 174485.

It is an arithmetic number, because the mean of its divisors is an integer number (6102950).

Almost surely, 2^40453724 is an apocalyptic number.

It is an amenable number.

40453724 is a deficient number, since it is larger than the sum of its proper divisors (32781676).

40453724 is a wasteful number, since it uses less digits than its factorization.

40453724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348772 (or 348770 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 40453724 is about 6360.3242055732. The cubic root of 40453724 is about 343.2834258895.

The spelling of 40453724 in words is "forty million, four hundred fifty-three thousand, seven hundred twenty-four".