2645974 has 8 divisors (see below), whose sum is σ = 4097088. Its totient is φ = 1280280.

The previous prime is 2645971. The next prime is 2645977. The reversal of 2645974 is 4795462.

It is an interprime number because it is at equal distance from previous prime (2645971) and next prime (2645977).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645971) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 21277 + ... + 21400.

It is an arithmetic number, because the mean of its divisors is an integer number (512136).

2^2645974 is an apocalyptic number.

2645974 is a deficient number, since it is larger than the sum of its proper divisors (1451114).

2645974 is a wasteful number, since it uses less digits than its factorization.

2645974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42710.

The product of its digits is 60480, while the sum is 37.

The square root of 2645974 is about 1626.6450135171. The cubic root of 2645974 is about 138.3126357318.

The spelling of 2645974 in words is "two million, six hundred forty-five thousand, nine hundred seventy-four".