398114632 has 8 divisors (see below), whose sum is σ = 746464950. Its totient is φ = 199057312.

The previous prime is 398114611. The next prime is 398114663. The reversal of 398114632 is 236411893.

It can be written as a sum of positive squares in only one way, i.e., 397045476 + 1069156 = 19926^2 + 1034^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 398114591 and 398114600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24882157 + ... + 24882172.

Almost surely, 2^398114632 is an apocalyptic number.

It is an amenable number.

398114632 is a deficient number, since it is larger than the sum of its proper divisors (348350318).

398114632 is a wasteful number, since it uses less digits than its factorization.

398114632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49764335 (or 49764331 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 398114632 is about 19952.8101278993. The cubic root of 398114632 is about 735.6468503084.

The spelling of 398114632 in words is "three hundred ninety-eight million, one hundred fourteen thousand, six hundred thirty-two".