40074252 has 12 divisors (see below), whose sum is σ = 93506616. Its totient is φ = 13358080.

The previous prime is 40074233. The next prime is 40074271. The reversal of 40074252 is 25247004.

It is an interprime number because it is at equal distance from previous prime (40074233) and next prime (40074271).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1669749 + ... + 1669772.

It is an arithmetic number, because the mean of its divisors is an integer number (7792218).

Almost surely, 2^40074252 is an apocalyptic number.

It is an amenable number.

40074252 is an abundant number, since it is smaller than the sum of its proper divisors (53432364).

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

40074252 is a wasteful number, since it uses less digits than its factorization.

40074252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3339528 (or 3339526 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 40074252 is about 6330.4227346995. The cubic root of 40074252 is about 342.2066737531.

The spelling of 40074252 in words is "forty million, seventy-four thousand, two hundred fifty-two".