3747946 has 8 divisors (see below), whose sum is σ = 5660100. Its totient is φ = 1861248.

The previous prime is 3747929. The next prime is 3747949. The reversal of 3747946 is 6497473.

3747946 = 9⁴ + 10⁴ + ... + 28⁴.

It can be written as a sum of positive squares in 2 ways, for example, as 3744225 + 3721 = 1935^2 + 61^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3747899 and 3747908.

It is not an unprimeable number, because it can be changed into a prime (3747949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5991 + ... + 6586.

Almost surely, 2^3747946 is an apocalyptic number.

3747946 is a deficient number, since it is larger than the sum of its proper divisors (1912154).

3747946 is a wasteful number, since it uses less digits than its factorization.

3747946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12728.

The product of its digits is 127008, while the sum is 40.

The square root of 3747946 is about 1935.9612599430. The cubic root of 3747946 is about 155.3332545369. Note that the first 3 decimals are identical.

The spelling of 3747946 in words is "three million, seven hundred forty-seven thousand, nine hundred forty-six".