63140424 has 64 divisors (see below), whose sum is σ = 165412800. Its totient is φ = 20057856.

The previous prime is 63140417. The next prime is 63140447. The reversal of 63140424 is 42404136.

It is a super-3 number, since 3×63140424³ (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 63140394 and 63140403.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57222 + ... + 58314.

It is an arithmetic number, because the mean of its divisors is an integer number (2584575).

Almost surely, 2^63140424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63140424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82706400).

63140424 is an abundant number, since it is smaller than the sum of its proper divisors (102272376).

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

63140424 is a wasteful number, since it uses less digits than its factorization.

63140424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214 (or 1210 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 63140424 is about 7946.0948899444. The cubic root of 63140424 is about 398.2011390417.

The spelling of 63140424 in words is "sixty-three million, one hundred forty thousand, four hundred twenty-four".