46400442 has 32 divisors (see below), whose sum is σ = 103978944. Its totient is φ = 13680000.

The previous prime is 46400423. The next prime is 46400447. The reversal of 46400442 is 24400464.

It is not an unprimeable number, because it can be changed into a prime (46400447) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7059 + ... + 11942.

It is an arithmetic number, because the mean of its divisors is an integer number (3249342).

Almost surely, 2^46400442 is an apocalyptic number.

46400442 is an abundant number, since it is smaller than the sum of its proper divisors (57578502).

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

46400442 is a wasteful number, since it uses less digits than its factorization.

46400442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19054.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 46400442 is about 6811.7869902104. The cubic root of 46400442 is about 359.3414968339.

The spelling of 46400442 in words is "forty-six million, four hundred thousand, four hundred forty-two".