63497375 has 8 divisors (see below), whose sum is σ = 79244880. Its totient is φ = 50797800.

The previous prime is 63497353. The next prime is 63497381. The reversal of 63497375 is 57379436.

It is not a de Polignac number, because 63497375 - 2⁶ = 63497311 is a prime.

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, 253865 + ... + 254114.

It is an arithmetic number, because the mean of its divisors is an integer number (9905610).

Almost surely, 2^63497375 is an apocalyptic number.

63497375 is a deficient number, since it is larger than the sum of its proper divisors (15747505).

63497375 is an equidigital number, since it uses as much as digits as its factorization.

63497375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507994 (or 507984 counting only the distinct ones).

The product of its digits is 476280, while the sum is 44.

The square root of 63497375 is about 7968.5240164035. The cubic root of 63497375 is about 398.9501113287.

The spelling of 63497375 in words is "sixty-three million, four hundred ninety-seven thousand, three hundred seventy-five".