6478732 has 24 divisors (see below), whose sum is σ = 12743136. Its totient is φ = 2859648.

The previous prime is 6478729. The next prime is 6478733. The reversal of 6478732 is 2378746.

6478732 = T₁₆₈ + T₁₆₉ + ... + T₃₅₁.

It is a junction number, because it is equal to n+sod(n) for n = 6478691 and 6478700.

It is not an unprimeable number, because it can be changed into a prime (6478733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1513 + ... + 3904.

It is an arithmetic number, because the mean of its divisors is an integer number (530964).

Almost surely, 2^6478732 is an apocalyptic number.

It is an amenable number.

6478732 is a deficient number, since it is larger than the sum of its proper divisors (6264404).

6478732 is a wasteful number, since it uses less digits than its factorization.

6478732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5457 (or 5455 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 6478732 is about 2545.3353413647. The cubic root of 6478732 is about 186.4217891602.

The spelling of 6478732 in words is "six million, four hundred seventy-eight thousand, seven hundred thirty-two".