28462502 has 4 divisors (see below), whose sum is σ = 42693756. Its totient is φ = 14231250.

The previous prime is 28462463. The next prime is 28462529. The reversal of 28462502 is 20526482.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×28462502² = 1620228040200008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7115624 + ... + 7115627.

It is an arithmetic number, because the mean of its divisors is an integer number (10673439).

Almost surely, 2^28462502 is an apocalyptic number.

28462502 is a deficient number, since it is larger than the sum of its proper divisors (14231254).

28462502 is a wasteful number, since it uses less digits than its factorization.

28462502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14231253.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 28462502 is about 5335.0259605741. The cubic root of 28462502 is about 305.3217137488.

Adding to 28462502 its reverse (20526482), we get a palindrome (48988984).

The spelling of 28462502 in words is "twenty-eight million, four hundred sixty-two thousand, five hundred two".