47803432 has 16 divisors (see below), whose sum is σ = 89867700. Its totient is φ = 23838720.

The previous prime is 47803421. The next prime is 47803451. The reversal of 47803432 is 23430874.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 47803396 + 36 = 6914^2 + 6^2 .

It is a super-2 number, since 2×47803432² = 4570336221957248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47803394 and 47803403.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4569 + ... + 10792.

Almost surely, 2^47803432 is an apocalyptic number.

It is an amenable number.

47803432 is a deficient number, since it is larger than the sum of its proper divisors (42064268).

47803432 is a wasteful number, since it uses less digits than its factorization.

47803432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15756 (or 15752 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 47803432 is about 6914.0026034129. The cubic root of 47803432 is about 362.9273457134.

The spelling of 47803432 in words is "forty-seven million, eight hundred three thousand, four hundred thirty-two".