3749478 has 16 divisors (see below), whose sum is σ = 7532976. Its totient is φ = 1244160.

The previous prime is 3749477. The next prime is 3749527. The reversal of 3749478 is 8749473.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3749477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150 + ... + 2742.

It is an arithmetic number, because the mean of its divisors is an integer number (470811).

Almost surely, 2^3749478 is an apocalyptic number.

3749478 is an abundant number, since it is smaller than the sum of its proper divisors (3783498).

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

3749478 is a wasteful number, since it uses less digits than its factorization.

3749478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2839.

The product of its digits is 169344, while the sum is 42.

The square root of 3749478 is about 1936.3568885926. The cubic root of 3749478 is about 155.3544161838.

The spelling of 3749478 in words is "three million, seven hundred forty-nine thousand, four hundred seventy-eight".