3897598450 has 12 divisors (see below), whose sum is σ = 7249533210. Its totient is φ = 1559039360.

The previous prime is 3897598427. The next prime is 3897598489. The reversal of 3897598450 is 548957983.

It can be written as a sum of positive squares in 3 ways, for example, as 3072817489 + 824780961 = 55433^2 + 28719^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38975935 + ... + 38976034.

Almost surely, 2^3897598450 is an apocalyptic number.

3897598450 is a deficient number, since it is larger than the sum of its proper divisors (3351934760).

3897598450 is a wasteful number, since it uses less digits than its factorization.

3897598450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77951981 (or 77951976 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 58.

The square root of 3897598450 is about 62430.7492346520. The cubic root of 3897598450 is about 1573.7377574705.

The spelling of 3897598450 in words is "three billion, eight hundred ninety-seven million, five hundred ninety-eight thousand, four hundred fifty".