623614 has 4 divisors (see below), whose sum is σ = 935424. Its totient is φ = 311806.

The previous prime is 623591. The next prime is 623617. The reversal of 623614 is 416326.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155902 + ... + 155905.

It is an arithmetic number, because the mean of its divisors is an integer number (233856).

2⁶²³⁶¹⁴ is an apocalyptic number.

623614 is a deficient number, since it is larger than the sum of its proper divisors (311810).

623614 is a wasteful number, since it uses less digits than its factorization.

623614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311809.

The product of its digits is 864, while the sum is 22.

The square root of 623614 is about 789.6923451573. The cubic root of 623614 is about 85.4355498472.

The spelling of 623614 in words is "six hundred twenty-three thousand, six hundred fourteen".