63738351 has 12 divisors (see below), whose sum is σ = 93576600. Its totient is φ = 41795280.

The previous prime is 63738347. The next prime is 63738361. The reversal of 63738351 is 15383736.

It is not a de Polignac number, because 63738351 - 2² = 63738347 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63738361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57501 + ... + 58598.

It is an arithmetic number, because the mean of its divisors is an integer number (7798050).

Almost surely, 2^63738351 is an apocalyptic number.

63738351 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

63738351 is a deficient number, since it is larger than the sum of its proper divisors (29838249).

63738351 is a wasteful number, since it uses less digits than its factorization.

63738351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116166 (or 116163 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 63738351 is about 7983.6301893312. The cubic root of 63738351 is about 399.4541533842.

The spelling of 63738351 in words is "sixty-three million, seven hundred thirty-eight thousand, three hundred fifty-one".