99620362 has 4 divisors (see below), whose sum is σ = 149430546. Its totient is φ = 49810180.

The previous prime is 99620351. The next prime is 99620407. The reversal of 99620362 is 26302699.

It is a Cunningham number, because it is equal to 9981²+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26302699 = 919 ⋅28621.

It can be written as a sum of positive squares in only one way, i.e., 99620361 + 1 = 9981^2 + 1^2 .

It is a super-2 number, since 2×99620362² = 19848433050022088, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24905089 + ... + 24905092.

Almost surely, 2^99620362 is an apocalyptic number.

99620362 is a deficient number, since it is larger than the sum of its proper divisors (49810184).

99620362 is a wasteful number, since it uses less digits than its factorization.

99620362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49810183.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 99620362 is about 9981.0000500952. Note that the first 4 decimals coincide. The cubic root of 99620362 is about 463.5707639901.

The spelling of 99620362 in words is "ninety-nine million, six hundred twenty thousand, three hundred sixty-two".