40454652 has 48 divisors (see below), whose sum is σ = 111605760. Its totient is φ = 11159232.

The previous prime is 40454647. The next prime is 40454669. The reversal of 40454652 is 25645404.

It is a super-2 number, since 2×40454652² = 3273157736882208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5868 + ... + 10739.

It is an arithmetic number, because the mean of its divisors is an integer number (2325120).

Almost surely, 2^40454652 is an apocalyptic number.

40454652 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40454652 is an abundant number, since it is smaller than the sum of its proper divisors (71151108).

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

40454652 is a wasteful number, since it uses less digits than its factorization.

40454652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16650 (or 16648 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 40454652 is about 6360.3971574108. The cubic root of 40454652 is about 343.2860508195.

The spelling of 40454652 in words is "forty million, four hundred fifty-four thousand, six hundred fifty-two".