63926242 has 4 divisors (see below), whose sum is σ = 95889366. Its totient is φ = 31963120.

The previous prime is 63926227. The next prime is 63926263. The reversal of 63926242 is 24262936.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 63059481 + 866761 = 7941^2 + 931^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63926198 and 63926207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15981559 + ... + 15981562.

Almost surely, 2^63926242 is an apocalyptic number.

63926242 is a deficient number, since it is larger than the sum of its proper divisors (31963124).

63926242 is a wasteful number, since it uses less digits than its factorization.

63926242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31963123.

The product of its digits is 31104, while the sum is 34.

The square root of 63926242 is about 7995.3887960499. The cubic root of 63926242 is about 399.8462784318.

The spelling of 63926242 in words is "sixty-three million, nine hundred twenty-six thousand, two hundred forty-two".