474400290 has 64 divisors (see below), whose sum is σ = 1401313536. Its totient is φ = 100092672.

The previous prime is 474400259. The next prime is 474400301. The reversal of 474400290 is 92004474.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84157 + ... + 89616.

It is an arithmetic number, because the mean of its divisors is an integer number (21895524).

Almost surely, 2^474400290 is an apocalyptic number.

474400290 is an abundant number, since it is smaller than the sum of its proper divisors (926913246).

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

474400290 is a wasteful number, since it uses less digits than its factorization.

474400290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173803.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 474400290 is about 21780.7320813604. The cubic root of 474400290 is about 779.9168714828.

The spelling of 474400290 in words is "four hundred seventy-four million, four hundred thousand, two hundred ninety".