47424878 has 8 divisors (see below), whose sum is σ = 72199272. Its totient is φ = 23358456.

The previous prime is 47424869. The next prime is 47424887. The reversal of 47424878 is 87842474.

It is an interprime number because it is at equal distance from previous prime (47424869) and next prime (47424887).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176825 + ... + 177092.

It is an arithmetic number, because the mean of its divisors is an integer number (9024909).

Almost surely, 2^47424878 is an apocalyptic number.

47424878 is a deficient number, since it is larger than the sum of its proper divisors (24774394).

47424878 is a wasteful number, since it uses less digits than its factorization.

47424878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353986.

The product of its digits is 401408, while the sum is 44.

The square root of 47424878 is about 6886.5722968687. The cubic root of 47424878 is about 361.9668019982.

It can be divided in two parts, 474 and 24878, that added together give a palindrome (25352).

The spelling of 47424878 in words is "forty-seven million, four hundred twenty-four thousand, eight hundred seventy-eight".