63401417 has 8 divisors (see below), whose sum is σ = 65698560. Its totient is φ = 61120080.

The previous prime is 63401399. The next prime is 63401419. The reversal of 63401417 is 71410436.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63401417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63401419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4538 + ... + 12140.

It is an arithmetic number, because the mean of its divisors is an integer number (8212320).

Almost surely, 2^63401417 is an apocalyptic number.

It is an amenable number.

63401417 is a deficient number, since it is larger than the sum of its proper divisors (2297143).

63401417 is a wasteful number, since it uses less digits than its factorization.

63401417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7903.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 63401417 is about 7962.5006750392. The cubic root of 63401417 is about 398.7490439340.

The spelling of 63401417 in words is "sixty-three million, four hundred one thousand, four hundred seventeen".