99481142 has 8 divisors (see below), whose sum is σ = 149302776. Its totient is φ = 49713552.

The previous prime is 99481117. The next prime is 99481157. The reversal of 99481142 is 24118499.

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

It is a super-2 number, since 2×99481142² = 19792995227248328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99481096 and 99481105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8543 + ... + 16490.

It is an arithmetic number, because the mean of its divisors is an integer number (18662847).

Almost surely, 2^99481142 is an apocalyptic number.

99481142 is a deficient number, since it is larger than the sum of its proper divisors (49821634).

99481142 is a wasteful number, since it uses less digits than its factorization.

99481142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27022.

The product of its digits is 20736, while the sum is 38.

The square root of 99481142 is about 9974.0233607106. The cubic root of 99481142 is about 463.3547157578.

The spelling of 99481142 in words is "ninety-nine million, four hundred eighty-one thousand, one hundred forty-two".