46531140 has 48 divisors (see below), whose sum is σ = 131459328. Its totient is φ = 12296704.

The previous prime is 46531129. The next prime is 46531153. The reversal of 46531140 is 4113564.

It is a self number, because there is not a number n which added to its sum of digits gives 46531140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3349 + ... + 10211.

It is an arithmetic number, because the mean of its divisors is an integer number (2738736).

Almost surely, 2^46531140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46531140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65729664).

46531140 is an abundant number, since it is smaller than the sum of its proper divisors (84928188).

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

46531140 is a wasteful number, since it uses less digits than its factorization.

46531140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6988 (or 6986 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 46531140 is about 6821.3737619339. The cubic root of 46531140 is about 359.6785711198.

The spelling of 46531140 in words is "forty-six million, five hundred thirty-one thousand, one hundred forty".