99972062 has 4 divisors (see below), whose sum is σ = 149958096. Its totient is φ = 49986030.

The previous prime is 99972049. The next prime is 99972079. The reversal of 99972062 is 26027999.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24993014 + ... + 24993017.

It is an arithmetic number, because the mean of its divisors is an integer number (37489524).

Almost surely, 2^99972062 is an apocalyptic number.

99972062 is a deficient number, since it is larger than the sum of its proper divisors (49986034).

99972062 is a wasteful number, since it uses less digits than its factorization.

99972062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49986033.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 99972062 is about 9998.6030024199. The cubic root of 99972062 is about 464.1156537656.

The spelling of 99972062 in words is "ninety-nine million, nine hundred seventy-two thousand, sixty-two".