80425500 has 48 divisors (see below), whose sum is σ = 234203424. Its totient is φ = 21446400.

The previous prime is 80425459. The next prime is 80425561. The reversal of 80425500 is 552408.

It is a super-2 number, since 2×80425500² = 12936522100500000, which contains 22 as substring.

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, 25309 + ... + 28308.

It is an arithmetic number, because the mean of its divisors is an integer number (4879238).

Almost surely, 2^80425500 is an apocalyptic number.

It is an amenable number.

80425500 is an abundant number, since it is smaller than the sum of its proper divisors (153777924).

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

80425500 is a wasteful number, since it uses less digits than its factorization.

80425500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53639 (or 53627 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 80425500 is about 8968.0265387654. The cubic root of 80425500 is about 431.6495142498.

Adding to 80425500 its reverse (552408), we get a palindrome (80977908).

The spelling of 80425500 in words is "eighty million, four hundred twenty-five thousand, five hundred".