56419406 has 4 divisors (see below), whose sum is σ = 84629112. Its totient is φ = 28209702.

The previous prime is 56419373. The next prime is 56419423. The reversal of 56419406 is 60491465.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60491465 = 5 ⋅12098293.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14104850 + ... + 14104853.

It is an arithmetic number, because the mean of its divisors is an integer number (21157278).

Almost surely, 2^56419406 is an apocalyptic number.

56419406 is a deficient number, since it is larger than the sum of its proper divisors (28209706).

56419406 is a wasteful number, since it uses less digits than its factorization.

56419406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28209705.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 56419406 is about 7511.2852428862. The cubic root of 56419406 is about 383.5389748968.

The spelling of 56419406 in words is "fifty-six million, four hundred nineteen thousand, four hundred six".