28376455 has 16 divisors (see below), whose sum is σ = 34854624. Its totient is φ = 22172800.

The previous prime is 28376449. The next prime is 28376459. The reversal of 28376455 is 55467382.

It is not a de Polignac number, because 28376455 - 2⁵ = 28376423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28376459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41577 + ... + 42253.

It is an arithmetic number, because the mean of its divisors is an integer number (2178414).

Almost surely, 2^28376455 is an apocalyptic number.

28376455 is a deficient number, since it is larger than the sum of its proper divisors (6478169).

28376455 is a wasteful number, since it uses less digits than its factorization.

28376455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866.

The product of its digits is 201600, while the sum is 40.

The square root of 28376455 is about 5326.9555094819. The cubic root of 28376455 is about 305.0137232919.

The spelling of 28376455 in words is "twenty-eight million, three hundred seventy-six thousand, four hundred fifty-five".