40075522 has 16 divisors (see below), whose sum is σ = 66029760. Its totient is φ = 18157392.

The previous prime is 40075517. The next prime is 40075523. The reversal of 40075522 is 22557004.

It is not an unprimeable number, because it can be changed into a prime (40075523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22053 + ... + 23800.

It is an arithmetic number, because the mean of its divisors is an integer number (4126860).

Almost surely, 2^40075522 is an apocalyptic number.

40075522 is a deficient number, since it is larger than the sum of its proper divisors (25954238).

40075522 is a wasteful number, since it uses less digits than its factorization.

40075522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45897.

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 40075522 is about 6330.5230431616. The cubic root of 40075522 is about 342.2102886917.

The spelling of 40075522 in words is "forty million, seventy-five thousand, five hundred twenty-two".