47406772 has 24 divisors (see below), whose sum is σ = 98937216. Its totient is φ = 19433568.

The previous prime is 47406763. The next prime is 47406787. The reversal of 47406772 is 27760474.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36163 + ... + 37450.

It is an arithmetic number, because the mean of its divisors is an integer number (4122384).

Almost surely, 2^47406772 is an apocalyptic number.

It is an amenable number.

47406772 is an abundant number, since it is smaller than the sum of its proper divisors (51530444).

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

47406772 is a wasteful number, since it uses less digits than its factorization.

47406772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73647 (or 73645 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 37.

The square root of 47406772 is about 6885.2575841431. The cubic root of 47406772 is about 361.9207319086.

The spelling of 47406772 in words is "forty-seven million, four hundred six thousand, seven hundred seventy-two".