3491472 has 20 divisors (see below), whose sum is σ = 9019760. Its totient is φ = 1163808.

The previous prime is 3491461. The next prime is 3491473. The reversal of 3491472 is 2741943.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3491473) 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, 36322 + ... + 36417.

It is an arithmetic number, because the mean of its divisors is an integer number (450988).

Almost surely, 2^3491472 is an apocalyptic number.

It is an amenable number.

3491472 is an abundant number, since it is smaller than the sum of its proper divisors (5528288).

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

3491472 is a wasteful number, since it uses less digits than its factorization.

3491472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72750 (or 72744 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 3491472 is about 1868.5480994612. The cubic root of 3491472 is about 151.7060338710.

The spelling of 3491472 in words is "three million, four hundred ninety-one thousand, four hundred seventy-two".