6461740 has 12 divisors (see below), whose sum is σ = 13569696. Its totient is φ = 2584688.

The previous prime is 6461737. The next prime is 6461753. The reversal of 6461740 is 471646.

It is a junction number, because it is equal to n+sod(n) for n = 6461699 and 6461708.

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, 161524 + ... + 161563.

It is an arithmetic number, because the mean of its divisors is an integer number (1130808).

Almost surely, 2^6461740 is an apocalyptic number.

It is an amenable number.

6461740 is an abundant number, since it is smaller than the sum of its proper divisors (7107956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6461740 is a wasteful number, since it uses less digits than its factorization.

6461740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323096 (or 323094 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 6461740 is about 2541.9952793032. The cubic root of 6461740 is about 186.2586681250.

The spelling of 6461740 in words is "six million, four hundred sixty-one thousand, seven hundred forty".