2612204540 has 96 divisors (see below), whose sum is σ = 6141671424. Its totient is φ = 925122560.

The previous prime is 2612204537. The next prime is 2612204563. The reversal of 2612204540 is 454022162.

It is a super-2 number, since 2×2612204540² = 13647225117593223200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2656889 + ... + 2657871.

It is an arithmetic number, because the mean of its divisors is an integer number (63975744).

Almost surely, 2^2612204540 is an apocalyptic number.

2612204540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2612204540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3070835712).

2612204540 is an abundant number, since it is smaller than the sum of its proper divisors (3529466884).

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

2612204540 is a wasteful number, since it uses less digits than its factorization.

2612204540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307 (or 1305 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 2612204540 is about 51109.7303847320. The cubic root of 2612204540 is about 1377.2170584316.

The spelling of 2612204540 in words is "two billion, six hundred twelve million, two hundred four thousand, five hundred forty".