290120398 has 16 divisors (see below), whose sum is σ = 445815216. Its totient is φ = 141523200.

The previous prime is 290120371. The next prime is 290120401. The reversal of 290120398 is 893021092.

It is a congruent number.

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, 110590 + ... + 113182.

It is an arithmetic number, because the mean of its divisors is an integer number (27863451).

Almost surely, 2^290120398 is an apocalyptic number.

290120398 is a deficient number, since it is larger than the sum of its proper divisors (155694818).

290120398 is a wasteful number, since it uses less digits than its factorization.

290120398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3939.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 290120398 is about 17032.9210060987. The cubic root of 290120398 is about 662.0021829472.

The spelling of 290120398 in words is "two hundred ninety million, one hundred twenty thousand, three hundred ninety-eight".