2656434 has 24 divisors (see below), whose sum is σ = 5841360. Its totient is φ = 804760.

The previous prime is 2656427. The next prime is 2656441. The reversal of 2656434 is 4346562.

It is an interprime number because it is at equal distance from previous prime (2656427) and next prime (2656441).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2¹⁹ + 6⁵ + 5⁹ + 6⁶ + 4 + 3¹⁰ + 4⁸ .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1104 + ... + 2555.

It is an arithmetic number, because the mean of its divisors is an integer number (243390).

2^2656434 is an apocalyptic number.

2656434 is an abundant number, since it is smaller than the sum of its proper divisors (3184926).

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

2656434 is a wasteful number, since it uses less digits than its factorization.

2656434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686 (or 3675 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 2656434 is about 1629.8570489463. The cubic root of 2656434 is about 138.4946541399.

The spelling of 2656434 in words is "two million, six hundred fifty-six thousand, four hundred thirty-four".