2602540 has 12 divisors (see below), whose sum is σ = 5465376. Its totient is φ = 1041008.

The previous prime is 2602511. The next prime is 2602541. The reversal of 2602540 is 452062.

It is not an unprimeable number, because it can be changed into a prime (2602541) 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, 65044 + ... + 65083.

It is an arithmetic number, because the mean of its divisors is an integer number (455448).

2^2602540 is an apocalyptic number.

2602540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2602540 is an abundant number, since it is smaller than the sum of its proper divisors (2862836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2602540 is a wasteful number, since it uses less digits than its factorization.

2602540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130136 (or 130134 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2602540 is about 1613.2389779571. The cubic root of 2602540 is about 137.5516500174.

The spelling of 2602540 in words is "two million, six hundred two thousand, five hundred forty".