415425923 has 32 divisors (see below), whose sum is σ = 491832000. Its totient is φ = 346705920.

The previous prime is 415425869. The next prime is 415425943. The reversal of 415425923 is 329524514.

It is a Cunningham number, because it is equal to 20382²-1.

It is not a de Polignac number, because 415425923 - 2¹² = 415421827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (415425943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1813973 + ... + 1814201.

It is an arithmetic number, because the mean of its divisors is an integer number (15369750).

Almost surely, 2^415425923 is an apocalyptic number.

415425923 is a deficient number, since it is larger than the sum of its proper divisors (76406077).

415425923 is a wasteful number, since it uses less digits than its factorization.

415425923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455.

The product of its digits is 43200, while the sum is 35.

The square root of 415425923 is about 20381.9999754686. Note that the first 4 decimals coincide. The cubic root of 415425923 is about 746.1586840521.

The spelling of 415425923 in words is "four hundred fifteen million, four hundred twenty-five thousand, nine hundred twenty-three".