28958252 has 6 divisors (see below), whose sum is σ = 50676948. Its totient is φ = 14479124.

The previous prime is 28958249. The next prime is 28958257. The reversal of 28958252 is 25285982.

It is not an unprimeable number, because it can be changed into a prime (28958257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3619778 + ... + 3619785.

It is an arithmetic number, because the mean of its divisors is an integer number (8446158).

Almost surely, 2^28958252 is an apocalyptic number.

It is an amenable number.

28958252 is a deficient number, since it is larger than the sum of its proper divisors (21718696).

28958252 is a wasteful number, since it uses less digits than its factorization.

28958252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7239567 (or 7239565 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 28958252 is about 5381.2872066077. The cubic root of 28958252 is about 307.0841829356.

The spelling of 28958252 in words is "twenty-eight million, nine hundred fifty-eight thousand, two hundred fifty-two".