99141270 has 64 divisors (see below), whose sum is σ = 253062144. Its totient is φ = 24801920.

The previous prime is 99141253. The next prime is 99141271. The reversal of 99141270 is 7214199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99141271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35215 + ... + 37925.

It is an arithmetic number, because the mean of its divisors is an integer number (3954096).

Almost surely, 2^99141270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99141270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126531072).

99141270 is an abundant number, since it is smaller than the sum of its proper divisors (153920874).

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

99141270 is a wasteful number, since it uses less digits than its factorization.

99141270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 99141270 is about 9956.9709249350. The cubic root of 99141270 is about 462.8264381563.

The spelling of 99141270 in words is "ninety-nine million, one hundred forty-one thousand, two hundred seventy".