28463337 has 12 divisors (see below), whose sum is σ = 46987200. Its totient is φ = 16264728.

The previous prime is 28463317. The next prime is 28463359. The reversal of 28463337 is 73336482.

It is not a de Polignac number, because 28463337 - 2¹¹ = 28461289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28463317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225837 + ... + 225962.

It is an arithmetic number, because the mean of its divisors is an integer number (3915600).

Almost surely, 2^28463337 is an apocalyptic number.

It is an amenable number.

28463337 is a deficient number, since it is larger than the sum of its proper divisors (18523863).

28463337 is a wasteful number, since it uses less digits than its factorization.

28463337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451812 (or 451809 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 28463337 is about 5335.1042164141. The cubic root of 28463337 is about 305.3246994448.

The spelling of 28463337 in words is "twenty-eight million, four hundred sixty-three thousand, three hundred thirty-seven".