5598731397 has 24 divisors (see below), whose sum is σ = 9062777536. Its totient is φ = 3011079168.

The previous prime is 5598731393. The next prime is 5598731407. The reversal of 5598731397 is 7931378955.

It is not a de Polignac number, because 5598731397 - 2² = 5598731393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5598731393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 455188 + ... + 467325.

Almost surely, 2^5598731397 is an apocalyptic number.

It is an amenable number.

5598731397 is a deficient number, since it is larger than the sum of its proper divisors (3464046139).

5598731397 is a wasteful number, since it uses less digits than its factorization.

5598731397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922557 (or 922540 counting only the distinct ones).

The product of its digits is 7144200, while the sum is 57.

The square root of 5598731397 is about 74824.6710450504. The cubic root of 5598731397 is about 1775.6738983962.

It can be divided in two parts, 559873 and 1397, that added together give a triangular number (561270 = T₁₀₅₉).

The spelling of 5598731397 in words is "five billion, five hundred ninety-eight million, seven hundred thirty-one thousand, three hundred ninety-seven".