47722699 has 4 divisors (see below), whose sum is σ = 50234440. Its totient is φ = 45210960.

The previous prime is 47722691. The next prime is 47722709. The reversal of 47722699 is 99622774.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 47722699 - 2³ = 47722691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47722691) 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, 1255842 + ... + 1255879.

It is an arithmetic number, because the mean of its divisors is an integer number (12558610).

Almost surely, 2^47722699 is an apocalyptic number.

47722699 is a deficient number, since it is larger than the sum of its proper divisors (2511741).

47722699 is a wasteful number, since it uses less digits than its factorization.

47722699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511740.

The product of its digits is 381024, while the sum is 46.

The square root of 47722699 is about 6908.1617670694. The cubic root of 47722699 is about 362.7229201993.

The spelling of 47722699 in words is "forty-seven million, seven hundred twenty-two thousand, six hundred ninety-nine".