40525516 has 12 divisors (see below), whose sum is σ = 70975800. Its totient is φ = 20246720.

The previous prime is 40525493. The next prime is 40525519. The reversal of 40525516 is 61552504.

It is not an unprimeable number, because it can be changed into a prime (40525519) 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, 3060 + ... + 9508.

It is an arithmetic number, because the mean of its divisors is an integer number (5914650).

Almost surely, 2^40525516 is an apocalyptic number.

It is an amenable number.

40525516 is a deficient number, since it is larger than the sum of its proper divisors (30450284).

40525516 is a wasteful number, since it uses less digits than its factorization.

40525516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8024 (or 8022 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 40525516 is about 6365.9654413137. The cubic root of 40525516 is about 343.4863774493.

It can be divided in two parts, 40525 and 516, that added together give a triangular number (41041 = T₂₈₆).

The spelling of 40525516 in words is "forty million, five hundred twenty-five thousand, five hundred sixteen".