16775436 has 12 divisors (see below), whose sum is σ = 39142712. Its totient is φ = 5591808.

The previous prime is 16775431. The next prime is 16775443. The reversal of 16775436 is 63457761.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 16775394 and 16775403.

It is not an unprimeable number, because it can be changed into a prime (16775431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698965 + ... + 698988.

Almost surely, 2^16775436 is an apocalyptic number.

It is an amenable number.

16775436 is an abundant number, since it is smaller than the sum of its proper divisors (22367276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16775436 is a wasteful number, since it uses less digits than its factorization.

16775436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397960 (or 1397958 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 16775436 is about 4095.7827090802. The cubic root of 16775436 is about 255.9909461316.

The spelling of 16775436 in words is "sixteen million, seven hundred seventy-five thousand, four hundred thirty-six".