99377477 has 8 divisors (see below), whose sum is σ = 100971360. Its totient is φ = 97793200.

The previous prime is 99377459. The next prime is 99377483. The reversal of 99377477 is 77477399.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 99377477 - 2⁸ = 99377221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99377977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20102 + ... + 24552.

It is an arithmetic number, because the mean of its divisors is an integer number (12621420).

Almost surely, 2^99377477 is an apocalyptic number.

It is an amenable number.

99377477 is a deficient number, since it is larger than the sum of its proper divisors (1593883).

99377477 is a wasteful number, since it uses less digits than its factorization.

99377477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4803.

The product of its digits is 2333772, while the sum is 53.

The square root of 99377477 is about 9968.8252567692. The cubic root of 99377477 is about 463.1937125100.

The spelling of 99377477 in words is "ninety-nine million, three hundred seventy-seven thousand, four hundred seventy-seven".