47964012 has 12 divisors (see below), whose sum is σ = 111916056. Its totient is φ = 15988000.

The previous prime is 47964001. The next prime is 47964013. The reversal of 47964012 is 21046974.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×47964012² = 4601092894272288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47964013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998489 + ... + 1998512.

It is an arithmetic number, because the mean of its divisors is an integer number (9326338).

Almost surely, 2^47964012 is an apocalyptic number.

It is an amenable number.

47964012 is an abundant number, since it is smaller than the sum of its proper divisors (63952044).

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

47964012 is a wasteful number, since it uses less digits than its factorization.

47964012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3997008 (or 3997006 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 47964012 is about 6925.6055330924. The cubic root of 47964012 is about 363.3332701138. Note that the first 3 decimals are identical.

The spelling of 47964012 in words is "forty-seven million, nine hundred sixty-four thousand, twelve".