99962551 has 8 divisors (see below), whose sum is σ = 110278224. Its totient is φ = 90022080.

The previous prime is 99962549. The next prime is 99962557. The reversal of 99962551 is 15526999.

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 99962551 - 2¹ = 99962549 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 (99962557) 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, 93241 + ... + 94306.

It is an arithmetic number, because the mean of its divisors is an integer number (13784778).

Almost surely, 2^99962551 is an apocalyptic number.

99962551 is a deficient number, since it is larger than the sum of its proper divisors (10315673).

99962551 is a wasteful number, since it uses less digits than its factorization.

99962551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187601.

The product of its digits is 218700, while the sum is 46.

The square root of 99962551 is about 9998.1273746637. The cubic root of 99962551 is about 464.1009351736.

The spelling of 99962551 in words is "ninety-nine million, nine hundred sixty-two thousand, five hundred fifty-one".