46639680 has 112 divisors (see below), whose sum is σ = 155935680. Its totient is φ = 11778048.

The previous prime is 46639667. The next prime is 46639693. The reversal of 46639680 is 8693664.

It is an interprime number because it is at equal distance from previous prime (46639667) and next prime (46639693).

It is an unprimeable number.

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, 16962 + ... + 19518.

Almost surely, 2^46639680 is an apocalyptic number.

46639680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46639680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77967840).

46639680 is an abundant number, since it is smaller than the sum of its proper divisors (109296000).

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

46639680 is a wasteful number, since it uses less digits than its factorization.

46639680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2596 (or 2586 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 46639680 is about 6829.3250032489. The cubic root of 46639680 is about 359.9580197962.

The spelling of 46639680 in words is "forty-six million, six hundred thirty-nine thousand, six hundred eighty".