99802774 has 8 divisors (see below), whose sum is σ = 153355608. Its totient is φ = 48684240.

The previous prime is 99802757. The next prime is 99802793. The reversal of 99802774 is 47720899.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 608472 + ... + 608635.

It is an arithmetic number, because the mean of its divisors is an integer number (19169451).

Almost surely, 2^99802774 is an apocalyptic number.

99802774 is a deficient number, since it is larger than the sum of its proper divisors (53552834).

99802774 is a wasteful number, since it uses less digits than its factorization.

99802774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217150.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 99802774 is about 9990.1338329374. The cubic root of 99802774 is about 463.8535351981.

It can be divided in two parts, 99802 and 774, that added together give a triangular number (100576 = T₄₄₈).

The spelling of 99802774 in words is "ninety-nine million, eight hundred two thousand, seven hundred seventy-four".