40022598 has 32 divisors (see below), whose sum is σ = 99797760. Its totient is φ = 10395360.

The previous prime is 40022557. The next prime is 40022611. The reversal of 40022598 is 89522004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42853 + ... + 43776.

It is an arithmetic number, because the mean of its divisors is an integer number (3118680).

Almost surely, 2^40022598 is an apocalyptic number.

40022598 is an abundant number, since it is smaller than the sum of its proper divisors (59775162).

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

40022598 is a wasteful number, since it uses less digits than its factorization.

40022598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86652.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 40022598 is about 6326.3415968473. The cubic root of 40022598 is about 342.0595806050.

The spelling of 40022598 in words is "forty million, twenty-two thousand, five hundred ninety-eight".