2645502 has 16 divisors (see below), whose sum is σ = 5313792. Its totient is φ = 878040.

The previous prime is 2645479. The next prime is 2645507. The reversal of 2645502 is 2055462.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813 + ... + 2439.

It is an arithmetic number, because the mean of its divisors is an integer number (332112).

2^2645502 is an apocalyptic number.

It is a pronic number, being equal to 1626×1627.

2645502 is an abundant number, since it is smaller than the sum of its proper divisors (2668290).

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

2645502 is a wasteful number, since it uses less digits than its factorization.

2645502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2645502 is about 1626.4999231479. The cubic root of 2645502 is about 138.3044109789.

The spelling of 2645502 in words is "two million, six hundred forty-five thousand, five hundred two".