99745345 has 16 divisors (see below), whose sum is σ = 143994240. Its totient is φ = 64796544.

The previous prime is 99745343. The next prime is 99745363. The reversal of 99745345 is 54354799.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 99745345 - 2¹ = 99745343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99745295 and 99745304.

It is not an unprimeable number, because it can be changed into a prime (99745343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74332 + ... + 75661.

It is an arithmetic number, because the mean of its divisors is an integer number (8999640).

Almost surely, 2^99745345 is an apocalyptic number.

99745345 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

99745345 is a deficient number, since it is larger than the sum of its proper divisors (44248895).

99745345 is a wasteful number, since it uses less digits than its factorization.

99745345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150024.

The product of its digits is 680400, while the sum is 46.

The square root of 99745345 is about 9987.2591335161. The cubic root of 99745345 is about 463.7645471712.

The spelling of 99745345 in words is "ninety-nine million, seven hundred forty-five thousand, three hundred forty-five".