2415400432 has 20 divisors (see below), whose sum is σ = 4682297536. Its totient is φ = 1207065600.

The previous prime is 2415400423. The next prime is 2415400447. The reversal of 2415400432 is 2340045142.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2415400397 and 2415400406.

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, 7473 + ... + 69904.

Almost surely, 2^2415400432 is an apocalyptic number.

It is an amenable number.

2415400432 is a deficient number, since it is larger than the sum of its proper divisors (2266897104).

2415400432 is a wasteful number, since it uses less digits than its factorization.

2415400432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79336 (or 79330 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2415400432 is about 49146.7235123563. The cubic root of 2415400432 is about 1341.7235621891.

Adding to 2415400432 its reverse (2340045142), we get a palindrome (4755445574).

The spelling of 2415400432 in words is "two billion, four hundred fifteen million, four hundred thousand, four hundred thirty-two".