47478275 has 24 divisors (see below), whose sum is σ = 63735504. Its totient is φ = 34876800.

The previous prime is 47478269. The next prime is 47478281. The reversal of 47478275 is 57287474.

It is an interprime number because it is at equal distance from previous prime (47478269) and next prime (47478281).

It is not a de Polignac number, because 47478275 - 2⁴ = 47478259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112565 + ... + 112985.

It is an arithmetic number, because the mean of its divisors is an integer number (2655646).

Almost surely, 2^47478275 is an apocalyptic number.

47478275 is a deficient number, since it is larger than the sum of its proper divisors (16257229).

47478275 is a wasteful number, since it uses less digits than its factorization.

47478275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791 (or 786 counting only the distinct ones).

The product of its digits is 439040, while the sum is 44.

The square root of 47478275 is about 6890.4480986363. The cubic root of 47478275 is about 362.1026005686.

The spelling of 47478275 in words is "forty-seven million, four hundred seventy-eight thousand, two hundred seventy-five".