5615667 has 6 divisors (see below), whose sum is σ = 8111532. Its totient is φ = 3743772.

The previous prime is 5615653. The next prime is 5615669. The reversal of 5615667 is 7665165.

It is a happy number.

It is not a de Polignac number, because 5615667 - 2⁴ = 5615651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5615669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 311973 + ... + 311990.

It is an arithmetic number, because the mean of its divisors is an integer number (1351922).

Almost surely, 2^5615667 is an apocalyptic number.

5615667 is a deficient number, since it is larger than the sum of its proper divisors (2495865).

5615667 is a wasteful number, since it uses less digits than its factorization.

5615667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623969 (or 623966 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 5615667 is about 2369.7398591407. The cubic root of 5615667 is about 177.7462508185.

The spelling of 5615667 in words is "five million, six hundred fifteen thousand, six hundred sixty-seven".