28746464 has 12 divisors (see below), whose sum is σ = 56594664. Its totient is φ = 14373216.

The previous prime is 28746463. The next prime is 28746493. The reversal of 28746464 is 46464782.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28746463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449132 + ... + 449195.

It is an arithmetic number, because the mean of its divisors is an integer number (4716222).

Almost surely, 2^28746464 is an apocalyptic number.

It is an amenable number.

28746464 is a deficient number, since it is larger than the sum of its proper divisors (27848200).

28746464 is an equidigital number, since it uses as much as digits as its factorization.

28746464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898337 (or 898329 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The square root of 28746464 is about 5361.5729035424. The cubic root of 28746464 is about 306.3337239368. Note that the first 3 decimals are identical.

The spelling of 28746464 in words is "twenty-eight million, seven hundred forty-six thousand, four hundred sixty-four".