46640442 has 32 divisors (see below), whose sum is σ = 95344704. Its totient is φ = 15206400.

The previous prime is 46640393. The next prime is 46640449. The reversal of 46640442 is 24404664.

It is not an unprimeable number, because it can be changed into a prime (46640449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72442 + ... + 73082.

It is an arithmetic number, because the mean of its divisors is an integer number (2979522).

Almost surely, 2^46640442 is an apocalyptic number.

46640442 is an abundant number, since it is smaller than the sum of its proper divisors (48704262).

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

46640442 is a wasteful number, since it uses less digits than its factorization.

46640442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894.

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 46640442 is about 6829.3807918434. The cubic root of 46640442 is about 359.9599801192.

The spelling of 46640442 in words is "forty-six million, six hundred forty thousand, four hundred forty-two".