250522040 has 16 divisors (see below), whose sum is σ = 563674680. Its totient is φ = 100208800.

The previous prime is 250522037. The next prime is 250522061. The reversal of 250522040 is 40225052.

It is a super-2 number, since 2×250522040² = 125522585051523200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3131486 + ... + 3131565.

Almost surely, 2^250522040 is an apocalyptic number.

250522040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250522040 is an abundant number, since it is smaller than the sum of its proper divisors (313152640).

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

250522040 is a wasteful number, since it uses less digits than its factorization.

250522040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6263062 (or 6263058 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 250522040 is about 15827.8880461039. Note that the first 3 decimals coincide. The cubic root of 250522040 is about 630.3987062145.

Adding to 250522040 its reverse (40225052), we get a palindrome (290747092).

The spelling of 250522040 in words is "two hundred fifty million, five hundred twenty-two thousand, forty".