3480657 has 4 divisors (see below), whose sum is σ = 4640880. Its totient is φ = 2320436.

The previous prime is 3480647. The next prime is 3480671. The reversal of 3480657 is 7560843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3480657 - 2⁴ = 3480641 is a prime.

It is a super-2 number, since 2×3480657² = 24229946303298, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3480647) 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, 580107 + ... + 580112.

It is an arithmetic number, because the mean of its divisors is an integer number (1160220).

Almost surely, 2^3480657 is an apocalyptic number.

It is an amenable number.

3480657 is a deficient number, since it is larger than the sum of its proper divisors (1160223).

3480657 is a wasteful number, since it uses less digits than its factorization.

3480657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160222.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 3480657 is about 1865.6518967910. The cubic root of 3480657 is about 151.5492329833.

The spelling of 3480657 in words is "three million, four hundred eighty thousand, six hundred fifty-seven".