63140562 has 12 divisors (see below), whose sum is σ = 136804590. Its totient is φ = 21046848.

The previous prime is 63140557. The next prime is 63140563. The reversal of 63140562 is 26504136.

63140562 is a `hidden beast` number, since 63 + 1 + 40 + 562 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37344321 + 25796241 = 6111^2 + 5079^2 .

It is not an unprimeable number, because it can be changed into a prime (63140563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1753887 + ... + 1753922.

Almost surely, 2^63140562 is an apocalyptic number.

63140562 is an abundant number, since it is smaller than the sum of its proper divisors (73664028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63140562 is a wasteful number, since it uses less digits than its factorization.

63140562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507817 (or 3507814 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 63140562 is about 7946.1035734503. The cubic root of 63140562 is about 398.2014291449.

Adding to 63140562 its reverse (26504136), we get a palindrome (89644698).

It can be divided in two parts, 63 and 140562, that added together give a square (140625 = 375²).

The spelling of 63140562 in words is "sixty-three million, one hundred forty thousand, five hundred sixty-two".