63427612 has 24 divisors (see below), whose sum is σ = 121322880. Its totient is φ = 28884480.

The previous prime is 63427603. The next prime is 63427613. The reversal of 63427612 is 21672436.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63427613) 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, 12937 + ... + 17152.

It is an arithmetic number, because the mean of its divisors is an integer number (5055120).

Almost surely, 2^63427612 is an apocalyptic number.

63427612 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

63427612 is a deficient number, since it is larger than the sum of its proper divisors (57895268).

63427612 is a wasteful number, since it uses less digits than its factorization.

63427612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30141 (or 30139 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 63427612 is about 7964.1454029921. The cubic root of 63427612 is about 398.8039522389.

The spelling of 63427612 in words is "sixty-three million, four hundred twenty-seven thousand, six hundred twelve".