88099242 has 64 divisors (see below), whose sum is σ = 225082368. Its totient is φ = 22320000.

The previous prime is 88099229. The next prime is 88099259. The reversal of 88099242 is 24299088.

It is a super-2 number, since 2×88099242² = 15522952881949128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 88099194 and 88099203.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16617 + ... + 21267.

It is an arithmetic number, because the mean of its divisors is an integer number (3516912).

Almost surely, 2^88099242 is an apocalyptic number.

88099242 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 88099242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112541184).

88099242 is an abundant number, since it is smaller than the sum of its proper divisors (136983126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88099242 is a wasteful number, since it uses less digits than its factorization.

88099242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 88099242 is about 9386.1196455191. The cubic root of 88099242 is about 444.9631615341.

The spelling of 88099242 in words is "eighty-eight million, ninety-nine thousand, two hundred forty-two".