3340457 has 4 divisors (see below), whose sum is σ = 3359940. Its totient is φ = 3320976.

The previous prime is 3340453. The next prime is 3340459. The reversal of 3340457 is 7540433.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1792921 + 1547536 = 1339^2 + 1244^2 .

It is a cyclic number.

It is not a de Polignac number, because 3340457 - 2² = 3340453 is a prime.

It is a super-2 number, since 2×3340457² = 22317305937698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3340453) 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, 9482 + ... + 9827.

It is an arithmetic number, because the mean of its divisors is an integer number (839985).

Almost surely, 2^3340457 is an apocalyptic number.

It is an amenable number.

3340457 is a deficient number, since it is larger than the sum of its proper divisors (19483).

3340457 is a wasteful number, since it uses less digits than its factorization.

3340457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19482.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 3340457 is about 1827.6917136104. The cubic root of 3340457 is about 149.4864959484.

The spelling of 3340457 in words is "three million, three hundred forty thousand, four hundred fifty-seven".