2500470 has 112 divisors (see below), whose sum is σ = 7869600. Its totient is φ = 571536.

The previous prime is 2500441. The next prime is 2500523. The reversal of 2500470 is 740052.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 357207 + ... + 357213.

2^2500470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2500470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3934800).

2500470 is an abundant number, since it is smaller than the sum of its proper divisors (5369130).

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

2500470 is an frugal number, since it uses more digits than its factorization.

2500470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 18.

The square root of 2500470 is about 1581.2874501494. The cubic root of 2500470 is about 135.7293854720.

Multiplying 2500470 by its product of nonzero digits (280), we get a square (700131600 = 26460²).

The spelling of 2500470 in words is "two million, five hundred thousand, four hundred seventy".