46431290 has 16 divisors (see below), whose sum is σ = 83803680. Its totient is φ = 18522000.

The previous prime is 46431241. The next prime is 46431299. The reversal of 46431290 is 9213464.

46431290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (46431299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2336 + ... + 9915.

It is an arithmetic number, because the mean of its divisors is an integer number (5237730).

Almost surely, 2^46431290 is an apocalyptic number.

46431290 is a deficient number, since it is larger than the sum of its proper divisors (37372390).

46431290 is a wasteful number, since it uses less digits than its factorization.

46431290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12637.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 46431290 is about 6814.0509243768. The cubic root of 46431290 is about 359.4211118147.

The spelling of 46431290 in words is "forty-six million, four hundred thirty-one thousand, two hundred ninety".