63498401 has 16 divisors (see below), whose sum is σ = 67535424. Its totient is φ = 59621184.

The previous prime is 63498389. The next prime is 63498427. The reversal of 63498401 is 10489436.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63498401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63498301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170051 + ... + 170423.

It is an arithmetic number, because the mean of its divisors is an integer number (4220964).

Almost surely, 2^63498401 is an apocalyptic number.

63498401 is the 4601-st octagonal number.

It is an amenable number.

63498401 is a deficient number, since it is larger than the sum of its proper divisors (4037023).

63498401 is a wasteful number, since it uses less digits than its factorization.

63498401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 63498401 is about 7968.5883944398. The cubic root of 63498401 is about 398.9522600822.

The spelling of 63498401 in words is "sixty-three million, four hundred ninety-eight thousand, four hundred one".