63232949 has 4 divisors (see below), whose sum is σ = 68097036. Its totient is φ = 58368864.

The previous prime is 63232921. The next prime is 63232951. The reversal of 63232949 is 94923236.

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

It can be written as a sum of positive squares in 2 ways, for example, as 36120100 + 27112849 = 6010^2 + 5207^2 .

It is a cyclic number.

It is not a de Polignac number, because 63232949 - 2⁸ = 63232693 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63232909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2432024 + ... + 2432049.

It is an arithmetic number, because the mean of its divisors is an integer number (17024259).

Almost surely, 2^63232949 is an apocalyptic number.

It is an amenable number.

63232949 is a deficient number, since it is larger than the sum of its proper divisors (4864087).

63232949 is a wasteful number, since it uses less digits than its factorization.

63232949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864086.

The product of its digits is 69984, while the sum is 38.

The square root of 63232949 is about 7951.9148008514. The cubic root of 63232949 is about 398.3955500389.

The spelling of 63232949 in words is "sixty-three million, two hundred thirty-two thousand, nine hundred forty-nine".