2598418 has 4 divisors (see below), whose sum is σ = 3897630. Its totient is φ = 1299208.

The previous prime is 2598403. The next prime is 2598439. The reversal of 2598418 is 8148952.

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., 2393209 + 205209 = 1547^2 + 453^2 .

It is a super-2 number, since 2×2598418² = 13503552205448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649603 + ... + 649606.

2^2598418 is an apocalyptic number.

2598418 is a deficient number, since it is larger than the sum of its proper divisors (1299212).

2598418 is a wasteful number, since it uses less digits than its factorization.

2598418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299211.

The product of its digits is 23040, while the sum is 37.

The square root of 2598418 is about 1611.9609176404. The cubic root of 2598418 is about 137.4789918317.

It can be divided in two parts, 2 and 598418, that multiplied together give a square (1196836 = 1094²).

The spelling of 2598418 in words is "two million, five hundred ninety-eight thousand, four hundred eighteen".