47764842 has 16 divisors (see below), whose sum is σ = 95632320. Its totient is φ = 15904512.

The previous prime is 47764823. The next prime is 47764909. The reversal of 47764842 is 24846774.

It is a junction number, because it is equal to n+sod(n) for n = 47764794 and 47764803.

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, 2634 + ... + 10122.

It is an arithmetic number, because the mean of its divisors is an integer number (5977020).

Almost surely, 2^47764842 is an apocalyptic number.

47764842 is an abundant number, since it is smaller than the sum of its proper divisors (47867478).

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

47764842 is a wasteful number, since it uses less digits than its factorization.

47764842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8557.

The product of its digits is 301056, while the sum is 42.

The square root of 47764842 is about 6911.2113265331. The cubic root of 47764842 is about 362.8296600031.

The spelling of 47764842 in words is "forty-seven million, seven hundred sixty-four thousand, eight hundred forty-two".