472292278 has 4 divisors (see below), whose sum is σ = 708438420. Its totient is φ = 236146138.

The previous prime is 472292251. The next prime is 472292297. The reversal of 472292278 is 872292274.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118073068 + ... + 118073071.

It is an arithmetic number, because the mean of its divisors is an integer number (177109605).

Almost surely, 2^472292278 is an apocalyptic number.

472292278 is a deficient number, since it is larger than the sum of its proper divisors (236146142).

472292278 is a wasteful number, since it uses less digits than its factorization.

472292278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236146141.

The product of its digits is 225792, while the sum is 43.

The square root of 472292278 is about 21732.2865340948. The cubic root of 472292278 is about 778.7599614833.

The spelling of 472292278 in words is "four hundred seventy-two million, two hundred ninety-two thousand, two hundred seventy-eight".