3742923 has 4 divisors (see below), whose sum is σ = 4990568. Its totient is φ = 2495280.

The previous prime is 3742919. The next prime is 3742933. The reversal of 3742923 is 3292473.

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

It is not a de Polignac number, because 3742923 - 2² = 3742919 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3742933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 623818 + ... + 623823.

It is an arithmetic number, because the mean of its divisors is an integer number (1247642).

Almost surely, 2^3742923 is an apocalyptic number.

3742923 is a deficient number, since it is larger than the sum of its proper divisors (1247645).

3742923 is a wasteful number, since it uses less digits than its factorization.

3742923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1247644.

The product of its digits is 9072, while the sum is 30.

The square root of 3742923 is about 1934.6635366389. The cubic root of 3742923 is about 155.2638309329.

The spelling of 3742923 in words is "three million, seven hundred forty-two thousand, nine hundred twenty-three".