2502978 has 32 divisors (see below), whose sum is σ = 5412096. Its totient is φ = 768768.

The previous prime is 2502953. The next prime is 2502991. The reversal of 2502978 is 8792052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5175 + ... + 5637.

It is an arithmetic number, because the mean of its divisors is an integer number (169128).

2^2502978 is an apocalyptic number.

2502978 is an abundant number, since it is smaller than the sum of its proper divisors (2909118).

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

2502978 is a wasteful number, since it uses less digits than its factorization.

2502978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 2502978 is about 1582.0802760922. The cubic root of 2502978 is about 135.7747496836.

The spelling of 2502978 in words is "two million, five hundred two thousand, nine hundred seventy-eight".