99425602 has 4 divisors (see below), whose sum is σ = 149138406. Its totient is φ = 49712800.

The previous prime is 99425581. The next prime is 99425603. The reversal of 99425602 is 20652499.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99420841 + 4761 = 9971^2 + 69^2 .

It is not an unprimeable number, because it can be changed into a prime (99425603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24856399 + ... + 24856402.

Almost surely, 2^99425602 is an apocalyptic number.

99425602 is a deficient number, since it is larger than the sum of its proper divisors (49712804).

99425602 is a wasteful number, since it uses less digits than its factorization.

99425602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49712803.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 99425602 is about 9971.2387394947. The cubic root of 99425602 is about 463.2684698922.

The spelling of 99425602 in words is "ninety-nine million, four hundred twenty-five thousand, six hundred two".