46142990 has 16 divisors (see below), whose sum is σ = 83164320. Its totient is φ = 18433440.

The previous prime is 46142951. The next prime is 46143007. The reversal of 46142990 is 9924164.

It is a super-2 number, since 2×46142990² = 4258351052280200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46142990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6680 + ... + 11700.

It is an arithmetic number, because the mean of its divisors is an integer number (5197770).

Almost surely, 2^46142990 is an apocalyptic number.

46142990 is a deficient number, since it is larger than the sum of its proper divisors (37021330).

46142990 is a wasteful number, since it uses less digits than its factorization.

46142990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5947.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 46142990 is about 6792.8631665889. The cubic root of 46142990 is about 358.6756639596.

The spelling of 46142990 in words is "forty-six million, one hundred forty-two thousand, nine hundred ninety".