63157532 has 6 divisors (see below), whose sum is σ = 110525688. Its totient is φ = 31578764.

The previous prime is 63157531. The next prime is 63157559. The reversal of 63157532 is 23575136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63157531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7894688 + ... + 7894695.

It is an arithmetic number, because the mean of its divisors is an integer number (18420948).

Almost surely, 2^63157532 is an apocalyptic number.

It is an amenable number.

63157532 is a deficient number, since it is larger than the sum of its proper divisors (47368156).

63157532 is a wasteful number, since it uses less digits than its factorization.

63157532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15789387 (or 15789385 counting only the distinct ones).

The product of its digits is 18900, while the sum is 32.

The square root of 63157532 is about 7947.1713206650. The cubic root of 63157532 is about 398.2371002082.

The spelling of 63157532 in words is "sixty-three million, one hundred fifty-seven thousand, five hundred thirty-two".