100258425 has 24 divisors (see below), whose sum is σ = 184179680. Its totient is φ = 53470800.

The previous prime is 100258397. The next prime is 100258427. The reversal of 100258425 is 524852001.

It is a happy number.

It is not a de Polignac number, because 100258425 - 2⁵ = 100258393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (100258427) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 73591 + ... + 74940.

Almost surely, 2^100258425 is an apocalyptic number.

100258425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100258425 is a deficient number, since it is larger than the sum of its proper divisors (83921255).

100258425 is a wasteful number, since it uses less digits than its factorization.

100258425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148550 (or 148539 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 100258425 is about 10012.9129128341. The cubic root of 100258425 is about 464.5583736292.

The spelling of 100258425 in words is "one hundred million, two hundred fifty-eight thousand, four hundred twenty-five".