398070579 has 8 divisors (see below), whose sum is σ = 534276352. Its totient is φ = 263622600.

The previous prime is 398070557. The next prime is 398070643. The reversal of 398070579 is 975070893.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 398070579 - 2¹² = 398066483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (398070529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438919 + ... + 439824.

It is an arithmetic number, because the mean of its divisors is an integer number (66784544).

Almost surely, 2^398070579 is an apocalyptic number.

398070579 is a deficient number, since it is larger than the sum of its proper divisors (136205773).

398070579 is a wasteful number, since it uses less digits than its factorization.

398070579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878897.

The product of its (nonzero) digits is 476280, while the sum is 48.

The square root of 398070579 is about 19951.7061676439. The cubic root of 398070579 is about 735.6197152042.

The spelling of 398070579 in words is "three hundred ninety-eight million, seventy thousand, five hundred seventy-nine".