25470798 has 16 divisors (see below), whose sum is σ = 53156736. Its totient is φ = 8121080.

The previous prime is 25470751. The next prime is 25470827. The reversal of 25470798 is 89707452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92148 + ... + 92423.

It is an arithmetic number, because the mean of its divisors is an integer number (3322296).

Almost surely, 2^25470798 is an apocalyptic number.

25470798 is an abundant number, since it is smaller than the sum of its proper divisors (27685938).

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

25470798 is a wasteful number, since it uses less digits than its factorization.

25470798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184599.

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 25470798 is about 5046.8602120526. The cubic root of 25470798 is about 294.2258665087.

The spelling of 25470798 in words is "twenty-five million, four hundred seventy thousand, seven hundred ninety-eight".