3492747 has 8 divisors (see below), whose sum is σ = 5174480. Its totient is φ = 2328480.

The previous prime is 3492743. The next prime is 3492773. The reversal of 3492747 is 7472943.

It is not a de Polignac number, because 3492747 - 2² = 3492743 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3492743) 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, 64654 + ... + 64707.

It is an arithmetic number, because the mean of its divisors is an integer number (646810).

Almost surely, 2^3492747 is an apocalyptic number.

3492747 is a deficient number, since it is larger than the sum of its proper divisors (1681733).

3492747 is a wasteful number, since it uses less digits than its factorization.

3492747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129370 (or 129364 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 3492747 is about 1868.8892423041. The cubic root of 3492747 is about 151.7244980654.

It can be divided in two parts, 349274 and 7, that added together give a square (349281 = 591²).

The spelling of 3492747 in words is "three million, four hundred ninety-two thousand, seven hundred forty-seven".