46392290 has 64 divisors (see below), whose sum is σ = 99532800. Its totient is φ = 15239616.

The previous prime is 46392131. The next prime is 46392293. The reversal of 46392290 is 9229364.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 46392290.

It is not an unprimeable number, because it can be changed into a prime (46392293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193991 + ... + 194229.

It is an arithmetic number, because the mean of its divisors is an integer number (1555200).

Almost surely, 2^46392290 is an apocalyptic number.

46392290 is an abundant number, since it is smaller than the sum of its proper divisors (53140510).

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

46392290 is a wasteful number, since it uses less digits than its factorization.

46392290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 46392290 is about 6811.1885893726. The cubic root of 46392290 is about 359.3204516073.

The spelling of 46392290 in words is "forty-six million, three hundred ninety-two thousand, two hundred ninety".