99651374 has 16 divisors (see below), whose sum is σ = 153024768. Its totient is φ = 48648312.

The previous prime is 99651373. The next prime is 99651379. The reversal of 99651374 is 47315699.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99651373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48149 + ... + 50175.

It is an arithmetic number, because the mean of its divisors is an integer number (9564048).

Almost surely, 2^99651374 is an apocalyptic number.

99651374 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

99651374 is a deficient number, since it is larger than the sum of its proper divisors (53373394).

99651374 is a wasteful number, since it uses less digits than its factorization.

99651374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2599.

The product of its digits is 204120, while the sum is 44.

The square root of 99651374 is about 9982.5534809486. The cubic root of 99651374 is about 463.6188624736.

The spelling of 99651374 in words is "ninety-nine million, six hundred fifty-one thousand, three hundred seventy-four".