2598634 has 4 divisors (see below), whose sum is σ = 3897954. Its totient is φ = 1299316.

The previous prime is 2598613. The next prime is 2598653. The reversal of 2598634 is 4368952.

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

It can be written as a sum of positive squares in only one way, i.e., 2235025 + 363609 = 1495^2 + 603^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2598593 and 2598602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649657 + ... + 649660.

2^2598634 is an apocalyptic number.

2598634 is a deficient number, since it is larger than the sum of its proper divisors (1299320).

2598634 is a wasteful number, since it uses less digits than its factorization.

2598634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299319.

The product of its digits is 51840, while the sum is 37.

The square root of 2598634 is about 1612.0279153910. The cubic root of 2598634 is about 137.4828011546.

The spelling of 2598634 in words is "two million, five hundred ninety-eight thousand, six hundred thirty-four".