6403072484 has 6 divisors (see below), whose sum is σ = 11205376854. Its totient is φ = 3201536240.

The previous prime is 6403072483. The next prime is 6403072519. The reversal of 6403072484 is 4842703046.

It can be written as a sum of positive squares in only one way, i.e., 3639467584 + 2763604900 = 60328^2 + 52570^2 .

It is not an unprimeable number, because it can be changed into a prime (6403072483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800384057 + ... + 800384064.

It is an arithmetic number, because the mean of its divisors is an integer number (1867562809).

Almost surely, 2^6403072484 is an apocalyptic number.

It is an amenable number.

6403072484 is a deficient number, since it is larger than the sum of its proper divisors (4802304370).

6403072484 is a wasteful number, since it uses less digits than its factorization.

6403072484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600768125 (or 1600768123 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 6403072484 is about 80019.2007208270. The cubic root of 6403072484 is about 1856.9325944010.

The spelling of 6403072484 in words is "six billion, four hundred three million, seventy-two thousand, four hundred eighty-four".