16463964 has 48 divisors (see below), whose sum is σ = 43053696. Its totient is φ = 4852800.

The previous prime is 16463957. The next prime is 16463971. The reversal of 16463964 is 46936461.

It is an interprime number because it is at equal distance from previous prime (16463957) and next prime (16463971).

It is a super-2 number, since 2×16463964² = 542124221186592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3199 + ... + 6569.

It is an arithmetic number, because the mean of its divisors is an integer number (896952).

Almost surely, 2^16463964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16463964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21526848).

16463964 is an abundant number, since it is smaller than the sum of its proper divisors (26589732).

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

16463964 is a wasteful number, since it uses less digits than its factorization.

16463964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426 (or 3424 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The square root of 16463964 is about 4057.5810527949. The cubic root of 16463964 is about 254.3966975759.

The spelling of 16463964 in words is "sixteen million, four hundred sixty-three thousand, nine hundred sixty-four".