18622034 has 4 divisors (see below), whose sum is σ = 27933054. Its totient is φ = 9311016.

The previous prime is 18622013. The next prime is 18622067. The reversal of 18622034 is 43022681.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43022681 = 13 ⋅3309437.

It can be written as a sum of positive squares in only one way, i.e., 18619225 + 2809 = 4315^2 + 53^2 .

It is a junction number, because it is equal to n+sod(n) for n = 18621994 and 18622012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4655507 + ... + 4655510.

Almost surely, 2^18622034 is an apocalyptic number.

18622034 is a deficient number, since it is larger than the sum of its proper divisors (9311020).

18622034 is an equidigital number, since it uses as much as digits as its factorization.

18622034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9311019.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 18622034 is about 4315.3254801927. The cubic root of 18622034 is about 265.0588880640.

The spelling of 18622034 in words is "eighteen million, six hundred twenty-two thousand, thirty-four".