3745678 has 16 divisors (see below), whose sum is σ = 6096384. Its totient is φ = 1719040.

The previous prime is 3745663. The next prime is 3745691. The reversal of 3745678 is 8765473.

It is a d-powerful number, because it can be written as 3 + 7⁷ + 4² + 5³ + 6⁴ + 7⁷ + 8⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 3745678.

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, 51 + ... + 2737.

It is an arithmetic number, because the mean of its divisors is an integer number (381024).

Almost surely, 2^3745678 is an apocalyptic number.

3745678 is a deficient number, since it is larger than the sum of its proper divisors (2350706).

3745678 is a wasteful number, since it uses less digits than its factorization.

3745678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747.

The product of its digits is 141120, while the sum is 40.

The square root of 3745678 is about 1935.3754157786. The cubic root of 3745678 is about 155.3019158688.

The spelling of 3745678 in words is "three million, seven hundred forty-five thousand, six hundred seventy-eight".