3430687 has 4 divisors (see below), whose sum is σ = 3694600. Its totient is φ = 3166776.

The previous prime is 3430663. The next prime is 3430711. The reversal of 3430687 is 7860343.

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

It is an interprime number because it is at equal distance from previous prime (3430663) and next prime (3430711).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3430687 is a prime.

It is a super-2 number, since 2×3430687² = 23539226583938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3430087) 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, 131937 + ... + 131962.

It is an arithmetic number, because the mean of its divisors is an integer number (923650).

Almost surely, 2^3430687 is an apocalyptic number.

3430687 is a deficient number, since it is larger than the sum of its proper divisors (263913).

3430687 is a wasteful number, since it uses less digits than its factorization.

3430687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263912.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 3430687 is about 1852.2113810254. The cubic root of 3430687 is about 150.8204963147.

The spelling of 3430687 in words is "three million, four hundred thirty thousand, six hundred eighty-seven".