323511494 has 4 divisors (see below), whose sum is σ = 485267244. Its totient is φ = 161755746.

The previous prime is 323511493. The next prime is 323511509. The reversal of 323511494 is 494115323.

323511494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 494115323 = 13 ⋅38008871.

It is a super-2 number, since 2×323511494² = 209319373500224072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 323511494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323511493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80877872 + ... + 80877875.

It is an arithmetic number, because the mean of its divisors is an integer number (121316811).

Almost surely, 2^323511494 is an apocalyptic number.

323511494 is a deficient number, since it is larger than the sum of its proper divisors (161755750).

323511494 is a wasteful number, since it uses less digits than its factorization.

323511494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161755749.

The product of its digits is 12960, while the sum is 32.

The square root of 323511494 is about 17986.4252701864. The cubic root of 323511494 is about 686.4831868573.

The spelling of 323511494 in words is "three hundred twenty-three million, five hundred eleven thousand, four hundred ninety-four".