40369522 has 8 divisors (see below), whose sum is σ = 61842816. Its totient is φ = 19755252.

The previous prime is 40369519. The next prime is 40369523. The reversal of 40369522 is 22596304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40369523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214638 + ... + 214825.

It is an arithmetic number, because the mean of its divisors is an integer number (7730352).

Almost surely, 2^40369522 is an apocalyptic number.

40369522 is a deficient number, since it is larger than the sum of its proper divisors (21473294).

40369522 is a wasteful number, since it uses less digits than its factorization.

40369522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429512.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 40369522 is about 6353.7014408925. The cubic root of 40369522 is about 343.0450858294.

The spelling of 40369522 in words is "forty million, three hundred sixty-nine thousand, five hundred twenty-two".