63524274 has 48 divisors (see below), whose sum is σ = 147891744. Its totient is φ = 18113920.

The previous prime is 63524267. The next prime is 63524281. The reversal of 63524274 is 47242536.

It is an interprime number because it is at equal distance from previous prime (63524267) and next prime (63524281).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9769 + ... + 14915.

It is an arithmetic number, because the mean of its divisors is an integer number (3081078).

Almost surely, 2^63524274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63524274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73945872).

63524274 is an abundant number, since it is smaller than the sum of its proper divisors (84367470).

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

63524274 is a wasteful number, since it uses less digits than its factorization.

63524274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5191 (or 5180 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 63524274 is about 7970.2116659471. The cubic root of 63524274 is about 399.0064382979.

The spelling of 63524274 in words is "sixty-three million, five hundred twenty-four thousand, two hundred seventy-four".