398277059 has 4 divisors (see below), whose sum is σ = 400164840. Its totient is φ = 396389280.

The previous prime is 398277049. The next prime is 398277083. The reversal of 398277059 is 950772893.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 398277059 - 2²⁸ = 129841603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 398276998 and 398277016.

It is not an unprimeable number, because it can be changed into a prime (398277049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 943574 + ... + 943995.

It is an arithmetic number, because the mean of its divisors is an integer number (100041210).

Almost surely, 2^398277059 is an apocalyptic number.

398277059 is a deficient number, since it is larger than the sum of its proper divisors (1887781).

398277059 is a wasteful number, since it uses less digits than its factorization.

398277059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887780.

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 398277059 is about 19956.8799916219. The cubic root of 398277059 is about 735.7468823552.

The spelling of 398277059 in words is "three hundred ninety-eight million, two hundred seventy-seven thousand, fifty-nine".