28963416 has 16 divisors (see below), whose sum is σ = 72408600. Its totient is φ = 9654464.

The previous prime is 28963409. The next prime is 28963469. The reversal of 28963416 is 61436982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603381 + ... + 603428.

Almost surely, 2^28963416 is an apocalyptic number.

It is an amenable number.

28963416 is an abundant number, since it is smaller than the sum of its proper divisors (43445184).

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

28963416 is a wasteful number, since it uses less digits than its factorization.

28963416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206818 (or 1206814 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 28963416 is about 5381.7669960711. The cubic root of 28963416 is about 307.1024355160.

The spelling of 28963416 in words is "twenty-eight million, nine hundred sixty-three thousand, four hundred sixteen".