3770428 has 6 divisors (see below), whose sum is σ = 6598256. Its totient is φ = 1885212.

The previous prime is 3770381. The next prime is 3770443. The reversal of 3770428 is 8240773.

It is a super-2 number, since 2×3770428² = 28432254606368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3770428.

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, 471300 + ... + 471307.

Almost surely, 2^3770428 is an apocalyptic number.

It is an amenable number.

3770428 is a deficient number, since it is larger than the sum of its proper divisors (2827828).

3770428 is a wasteful number, since it uses less digits than its factorization.

3770428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942611 (or 942609 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 3770428 is about 1941.7589963742. The cubic root of 3770428 is about 155.6432236741.

The spelling of 3770428 in words is "three million, seven hundred seventy thousand, four hundred twenty-eight".