3132640742 has 64 divisors (see below), whose sum is σ = 6034258944. Its totient is φ = 1184077440.

The previous prime is 3132640741. The next prime is 3132640747. The reversal of 3132640742 is 2470462313.

It is a junction number, because it is equal to n+sod(n) for n = 3132640699 and 3132640708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3132640741) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2865548 + ... + 2866640.

It is an arithmetic number, because the mean of its divisors is an integer number (94285296).

Almost surely, 2^3132640742 is an apocalyptic number.

3132640742 is a deficient number, since it is larger than the sum of its proper divisors (2901618202).

3132640742 is a wasteful number, since it uses less digits than its factorization.

3132640742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 3132640742 is about 55969.9985885296. The cubic root of 3132640742 is about 1463.1994547650.

The spelling of 3132640742 in words is "three billion, one hundred thirty-two million, six hundred forty thousand, seven hundred forty-two".