40633958 has 8 divisors (see below), whose sum is σ = 61240440. Its totient is φ = 20220480.

The previous prime is 40633937. The next prime is 40634003. The reversal of 40633958 is 85933604.

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

It is a super-2 number, since 2×40633958² = 3302237085491528, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 47723 + ... + 48566.

It is an arithmetic number, because the mean of its divisors is an integer number (7655055).

Almost surely, 2^40633958 is an apocalyptic number.

40633958 is a deficient number, since it is larger than the sum of its proper divisors (20606482).

40633958 is a wasteful number, since it uses less digits than its factorization.

40633958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96502.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 40633958 is about 6374.4770765922. The cubic root of 40633958 is about 343.7924823309.

The spelling of 40633958 in words is "forty million, six hundred thirty-three thousand, nine hundred fifty-eight".