63345406 has 16 divisors (see below), whose sum is σ = 98249760. Its totient is φ = 30607200.

The previous prime is 63345397. The next prime is 63345421. The reversal of 63345406 is 60454336.

It is a super-2 number, since 2×63345406² = 8025280922609672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8340 + ... + 14008.

It is an arithmetic number, because the mean of its divisors is an integer number (6140610).

Almost surely, 2^63345406 is an apocalyptic number.

63345406 is a deficient number, since it is larger than the sum of its proper divisors (34904354).

63345406 is a wasteful number, since it uses less digits than its factorization.

63345406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5859.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 63345406 is about 7958.9827239415. The cubic root of 63345406 is about 398.6315864493.

The spelling of 63345406 in words is "sixty-three million, three hundred forty-five thousand, four hundred six".