47275724 has 12 divisors (see below), whose sum is σ = 87087000. Its totient is φ = 22393728.

The previous prime is 47275717. The next prime is 47275727. The reversal of 47275724 is 42757274.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (47275727) 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, 310949 + ... + 311100.

It is an arithmetic number, because the mean of its divisors is an integer number (7257250).

Almost surely, 2^47275724 is an apocalyptic number.

It is an amenable number.

47275724 is a deficient number, since it is larger than the sum of its proper divisors (39811276).

47275724 is a wasteful number, since it uses less digits than its factorization.

47275724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622072 (or 622070 counting only the distinct ones).

The product of its digits is 109760, while the sum is 38.

The square root of 47275724 is about 6875.7344334987. The cubic root of 47275724 is about 361.5869346018.

The spelling of 47275724 in words is "forty-seven million, two hundred seventy-five thousand, seven hundred twenty-four".