99900046 has 4 divisors (see below), whose sum is σ = 149850072. Its totient is φ = 49950022.

The previous prime is 99900029. The next prime is 99900077. The reversal of 99900046 is 64000999.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64000999 = 29 ⋅2206931.

It is a junction number, because it is equal to n+sod(n) for n = 99899978 and 99900014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24975010 + ... + 24975013.

It is an arithmetic number, because the mean of its divisors is an integer number (37462518).

Almost surely, 2^99900046 is an apocalyptic number.

99900046 is a deficient number, since it is larger than the sum of its proper divisors (49950026).

99900046 is a wasteful number, since it uses less digits than its factorization.

99900046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49950025.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 99900046 is about 9995.0010505252. The cubic root of 99900046 is about 464.0041833501.

The spelling of 99900046 in words is "ninety-nine million, nine hundred thousand, forty-six".