2502478 has 8 divisors (see below), whose sum is σ = 4095000. Its totient is φ = 1137480.

The previous prime is 2502473. The next prime is 2502481. The reversal of 2502478 is 8742052.

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

It is a super-2 number, since 2×2502478² = 12524792280968, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2502473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56853 + ... + 56896.

It is an arithmetic number, because the mean of its divisors is an integer number (511875).

2^2502478 is an apocalyptic number.

2502478 is a deficient number, since it is larger than the sum of its proper divisors (1592522).

2502478 is a wasteful number, since it uses less digits than its factorization.

2502478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113762.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 2502478 is about 1581.9222484054. The cubic root of 2502478 is about 135.7657082011.

The spelling of 2502478 in words is "two million, five hundred two thousand, four hundred seventy-eight".