3745628 has 6 divisors (see below), whose sum is σ = 6554856. Its totient is φ = 1872812.

The previous prime is 3745613. The next prime is 3745631. The reversal of 3745628 is 8265473.

It is a happy number.

It is a super-2 number, since 2×3745628² = 28059458228768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 468200 + ... + 468207.

It is an arithmetic number, because the mean of its divisors is an integer number (1092476).

Almost surely, 2^3745628 is an apocalyptic number.

It is an amenable number.

3745628 is a deficient number, since it is larger than the sum of its proper divisors (2809228).

3745628 is a wasteful number, since it uses less digits than its factorization.

3745628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936411 (or 936409 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 3745628 is about 1935.3624983449. The cubic root of 3745628 is about 155.3012248386.

The spelling of 3745628 in words is "three million, seven hundred forty-five thousand, six hundred twenty-eight".