46164640 has 24 divisors (see below), whose sum is σ = 109064340. Its totient is φ = 18465792.

The previous prime is 46164589. The next prime is 46164691. The reversal of 46164640 is 4646164.

It is an interprime number because it is at equal distance from previous prime (46164589) and next prime (46164691).

It can be written as a sum of positive squares in 2 ways, for example, as 43718544 + 2446096 = 6612^2 + 1564^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144105 + ... + 144424.

Almost surely, 2^46164640 is an apocalyptic number.

46164640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46164640 is an abundant number, since it is smaller than the sum of its proper divisors (62899700).

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

46164640 is a wasteful number, since it uses less digits than its factorization.

46164640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288544 (or 288536 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 46164640 is about 6794.4565639939. The cubic root of 46164640 is about 358.7317513086.

The spelling of 46164640 in words is "forty-six million, one hundred sixty-four thousand, six hundred forty".