623074 has 4 divisors (see below), whose sum is σ = 934614. Its totient is φ = 311536.

The previous prime is 623071. The next prime is 623107. The reversal of 623074 is 470326.

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

It can be written as a sum of positive squares in only one way, i.e., 366025 + 257049 = 605^2 + 507^2 .

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 not an unprimeable number, because it can be changed into a prime (623071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155767 + ... + 155770.

2⁶²³⁰⁷⁴ is an apocalyptic number.

623074 is a deficient number, since it is larger than the sum of its proper divisors (311540).

623074 is a wasteful number, since it uses less digits than its factorization.

623074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311539.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 623074 is about 789.3503658072. The cubic root of 623074 is about 85.4108826013.

It can be divided in two parts, 62 and 3074, that added together give a square (3136 = 56²).

The spelling of 623074 in words is "six hundred twenty-three thousand, seventy-four".