62561406 has 8 divisors (see below), whose sum is σ = 125122824. Its totient is φ = 20853800.

The previous prime is 62561399. The next prime is 62561419. The reversal of 62561406 is 60416526.

It is a sphenic number, since it is the product of 3 distinct primes.

62561406 is an admirable number.

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, 5213445 + ... + 5213456.

It is an arithmetic number, because the mean of its divisors is an integer number (15640353).

Almost surely, 2^62561406 is an apocalyptic number.

62561406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

62561406 is a wasteful number, since it uses less digits than its factorization.

62561406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10426906.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 62561406 is about 7909.5768534100. The cubic root of 62561406 is about 396.9801883829.

The spelling of 62561406 in words is "sixty-two million, five hundred sixty-one thousand, four hundred six".