88428286 has 4 divisors (see below), whose sum is σ = 132642432. Its totient is φ = 44214142.

The previous prime is 88428269. The next prime is 88428287. The reversal of 88428286 is 68282488.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88428287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22107070 + ... + 22107073.

It is an arithmetic number, because the mean of its divisors is an integer number (33160608).

Almost surely, 2^88428286 is an apocalyptic number.

88428286 is a deficient number, since it is larger than the sum of its proper divisors (44214146).

88428286 is a wasteful number, since it uses less digits than its factorization.

88428286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44214145.

The product of its digits is 393216, while the sum is 46.

The square root of 88428286 is about 9403.6315325517. The cubic root of 88428286 is about 445.5164411941.

The spelling of 88428286 in words is "eighty-eight million, four hundred twenty-eight thousand, two hundred eighty-six".