398081170 has 16 divisors (see below), whose sum is σ = 727242048. Its totient is φ = 156855600.

The previous prime is 398081153. The next prime is 398081213. The reversal of 398081170 is 71180893.

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, 296406 + ... + 297745.

It is an arithmetic number, because the mean of its divisors is an integer number (45452628).

Almost surely, 2^398081170 is an apocalyptic number.

398081170 is a deficient number, since it is larger than the sum of its proper divisors (329160878).

398081170 is a wasteful number, since it uses less digits than its factorization.

398081170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594225.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 398081170 is about 19951.9715817761. The cubic root of 398081170 is about 735.6262390718.

The spelling of 398081170 in words is "three hundred ninety-eight million, eighty-one thousand, one hundred seventy".