3480997 has 8 divisors (see below), whose sum is σ = 3850616. Its totient is φ = 3125952.

The previous prime is 3480991. The next prime is 3481001. The reversal of 3480997 is 7990843.

It can be written as a sum of positive squares in 4 ways, for example, as 820836 + 2660161 = 906^2 + 1631^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3480997 - 2³ = 3480989 is a prime.

It is a super-2 number, since 2×3480997² = 24234680228018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3480991) 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, 3138 + ... + 4099.

It is an arithmetic number, because the mean of its divisors is an integer number (481327).

Almost surely, 2^3480997 is an apocalyptic number.

3480997 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3480997 is a deficient number, since it is larger than the sum of its proper divisors (369619).

3480997 is a wasteful number, since it uses less digits than its factorization.

3480997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7287.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 3480997 is about 1865.7430155303. The cubic root of 3480997 is about 151.5541674025.

The spelling of 3480997 in words is "three million, four hundred eighty thousand, nine hundred ninety-seven".