402607 has 4 divisors (see below), whose sum is σ = 416520. Its totient is φ = 388696.

The previous prime is 402601. The next prime is 402613. The reversal of 402607 is 706204.

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 (402601) and next prime (402613).

It is a cyclic number.

It is not a de Polignac number, because 402607 - 2¹¹ = 400559 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402601) 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, 6913 + ... + 6970.

It is an arithmetic number, because the mean of its divisors is an integer number (104130).

2⁴⁰²⁶⁰⁷ is an apocalyptic number.

402607 is a deficient number, since it is larger than the sum of its proper divisors (13913).

402607 is a wasteful number, since it uses less digits than its factorization.

402607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13912.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 402607 is about 634.5131992323. The cubic root of 402607 is about 73.8403546405.

The spelling of 402607 in words is "four hundred two thousand, six hundred seven".