3747342642 has 16 divisors (see below), whose sum is σ = 7549392672. Its totient is φ = 1239996320.

The previous prime is 3747342637. The next prime is 3747342661. The reversal of 3747342642 is 2462437473.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3747342594 and 3747342603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2278584 + ... + 2280227.

It is an arithmetic number, because the mean of its divisors is an integer number (471837042).

Almost surely, 2^3747342642 is an apocalyptic number.

3747342642 is an abundant number, since it is smaller than the sum of its proper divisors (3802050030).

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

3747342642 is a wasteful number, since it uses less digits than its factorization.

3747342642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4558953.

The product of its digits is 677376, while the sum is 42.

The square root of 3747342642 is about 61215.5424871821. The cubic root of 3747342642 is about 1553.2491871851.

The spelling of 3747342642 in words is "three billion, seven hundred forty-seven million, three hundred forty-two thousand, six hundred forty-two".