597420651 has 4 divisors (see below), whose sum is σ = 796560872. Its totient is φ = 398280432.

The previous prime is 597420631. The next prime is 597420671. The reversal of 597420651 is 156024795.

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

It is an interprime number because it is at equal distance from previous prime (597420631) and next prime (597420671).

It is not a de Polignac number, because 597420651 - 2¹⁴ = 597404267 is a prime.

It is a super-2 number, since 2×597420651² = 713822868482527602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (597420631) 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, 99570106 + ... + 99570111.

It is an arithmetic number, because the mean of its divisors is an integer number (199140218).

Almost surely, 2^597420651 is an apocalyptic number.

597420651 is a deficient number, since it is larger than the sum of its proper divisors (199140221).

597420651 is a wasteful number, since it uses less digits than its factorization.

597420651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199140220.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 597420651 is about 24442.1899796233. The cubic root of 597420651 is about 842.2223141302. Note that the first 3 decimals are identical.

The spelling of 597420651 in words is "five hundred ninety-seven million, four hundred twenty thousand, six hundred fifty-one".