3742557923 has 4 divisors (see below), whose sum is σ = 4030447008. Its totient is φ = 3454668840.

The previous prime is 3742557911. The next prime is 3742557937. The reversal of 3742557923 is 3297552473.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3742557923 - 2¹² = 3742553827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3742557983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143944523 + ... + 143944548.

It is an arithmetic number, because the mean of its divisors is an integer number (1007611752).

Almost surely, 2^3742557923 is an apocalyptic number.

3742557923 is a deficient number, since it is larger than the sum of its proper divisors (287889085).

3742557923 is a wasteful number, since it uses less digits than its factorization.

3742557923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287889084.

The product of its digits is 1587600, while the sum is 47.

The square root of 3742557923 is about 61176.4490878639. The cubic root of 3742557923 is about 1552.5878273072.

The spelling of 3742557923 in words is "three billion, seven hundred forty-two million, five hundred fifty-seven thousand, nine hundred twenty-three".