3427457 has 8 divisors (see below), whose sum is σ = 3810240. Its totient is φ = 3056560.

The previous prime is 3427441. The next prime is 3427469. The reversal of 3427457 is 7547243.

3427457 = T₁₂₃ + T₁₂₄ + ... + T₂₈₁.

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 3427457 - 2⁴ = 3427441 is a prime.

It is a super-2 number, since 2×3427457² = 23494922973698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3427157) 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, 2357 + ... + 3522.

It is an arithmetic number, because the mean of its divisors is an integer number (476280).

Almost surely, 2^3427457 is an apocalyptic number.

It is an amenable number.

3427457 is a deficient number, since it is larger than the sum of its proper divisors (382783).

3427457 is a wasteful number, since it uses less digits than its factorization.

3427457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5943.

The product of its digits is 23520, while the sum is 32.

The square root of 3427457 is about 1851.3392449792. The cubic root of 3427457 is about 150.7731488332.

The spelling of 3427457 in words is "three million, four hundred twenty-seven thousand, four hundred fifty-seven".