9144200442 has 32 divisors (see below), whose sum is σ = 19712927808. Its totient is φ = 2811067776.

The previous prime is 9144200437. The next prime is 9144200447. The reversal of 9144200442 is 2440024419.

It is an interprime number because it is at equal distance from previous prime (9144200437) and next prime (9144200447).

It is not an unprimeable number, because it can be changed into a prime (9144200447) 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, 35398 + ... + 139790.

It is an arithmetic number, because the mean of its divisors is an integer number (616028994).

Almost surely, 2^9144200442 is an apocalyptic number.

9144200442 is an abundant number, since it is smaller than the sum of its proper divisors (10568727366).

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

9144200442 is a wasteful number, since it uses less digits than its factorization.

9144200442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105534.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 9144200442 is about 95625.3127681160. The cubic root of 9144200442 is about 2091.1342364136.

The spelling of 9144200442 in words is "nine billion, one hundred forty-four million, two hundred thousand, four hundred forty-two".