16409464 has 32 divisors (see below), whose sum is σ = 32778000. Its totient is φ = 7679232.

The previous prime is 16409461. The next prime is 16409473. The reversal of 16409464 is 46490461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16409461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12922 + ... + 14134.

Almost surely, 2^16409464 is an apocalyptic number.

It is an amenable number.

16409464 is a deficient number, since it is larger than the sum of its proper divisors (16368536).

16409464 is a wasteful number, since it uses less digits than its factorization.

16409464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1323 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 16409464 is about 4050.8596618496. The cubic root of 16409464 is about 254.1156808715.

The spelling of 16409464 in words is "sixteen million, four hundred nine thousand, four hundred sixty-four".