28411396 has 12 divisors (see below), whose sum is σ = 53544652. Its totient is φ = 13112928.

The previous prime is 28411351. The next prime is 28411399. The reversal of 28411396 is 69311482.

It can be written as a sum of positive squares in 2 ways, for example, as 2604996 + 25806400 = 1614^2 + 5080^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (28411399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273135 + ... + 273238.

Almost surely, 2^28411396 is an apocalyptic number.

28411396 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

28411396 is a deficient number, since it is larger than the sum of its proper divisors (25133256).

28411396 is a wasteful number, since it uses less digits than its factorization.

28411396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546390 (or 546388 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 28411396 is about 5330.2341411987. The cubic root of 28411396 is about 305.1388635789.

The spelling of 28411396 in words is "twenty-eight million, four hundred eleven thousand, three hundred ninety-six".