46981512 has 64 divisors (see below), whose sum is σ = 131280000. Its totient is φ = 15567552.

The previous prime is 46981477. The next prime is 46981513. The reversal of 46981512 is 21518964.

46981512 is a `hidden beast` number, since 4 + 69 + 81 + 512 = 666.

It is a super-2 number, since 2×46981512² = 4414524939612288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (46981513) 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, 42438 + ... + 43530.

It is an arithmetic number, because the mean of its divisors is an integer number (2051250).

Almost surely, 2^46981512 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 46981512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65640000).

46981512 is an abundant number, since it is smaller than the sum of its proper divisors (84298488).

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

46981512 is a wasteful number, since it uses less digits than its factorization.

46981512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307 (or 1297 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 46981512 is about 6854.3060917937. The cubic root of 46981512 is about 360.8352826757.

The spelling of 46981512 in words is "forty-six million, nine hundred eighty-one thousand, five hundred twelve".