3745428 has 24 divisors (see below), whose sum is σ = 8824032. Its totient is φ = 1236384.

The previous prime is 3745397. The next prime is 3745439. The reversal of 3745428 is 8245473.

It is a congruent number.

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, 175 + ... + 2742.

It is an arithmetic number, because the mean of its divisors is an integer number (367668).

Almost surely, 2^3745428 is an apocalyptic number.

It is an amenable number.

3745428 is an abundant number, since it is smaller than the sum of its proper divisors (5078604).

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

3745428 is a wasteful number, since it uses less digits than its factorization.

3745428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031 (or 3029 counting only the distinct ones).

The product of its digits is 26880, while the sum is 33.

The square root of 3745428 is about 1935.3108277483. The cubic root of 3745428 is about 155.2984606561.

The spelling of 3745428 in words is "three million, seven hundred forty-five thousand, four hundred twenty-eight".