3744390 has 32 divisors (see below), whose sum is σ = 9678816. Its totient is φ = 921600.

The previous prime is 3744383. The next prime is 3744401. The reversal of 3744390 is 934473.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4411 + ... + 5190.

It is an arithmetic number, because the mean of its divisors is an integer number (302463).

Almost surely, 2^3744390 is an apocalyptic number.

3744390 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3744390 is an abundant number, since it is smaller than the sum of its proper divisors (5934426).

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

3744390 is a wasteful number, since it uses less digits than its factorization.

3744390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9624.

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

The square root of 3744390 is about 1935.0426351892. The cubic root of 3744390 is about 155.2841129682.

The spelling of 3744390 in words is "three million, seven hundred forty-four thousand, three hundred ninety".