9142801924 has 9 divisors (see below), whose sum is σ = 16000238037. Its totient is φ = 4571305344.

The previous prime is 9142801903. The next prime is 9142801933. The reversal of 9142801924 is 4291082419.

The square root of 9142801924 is 95618.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 516107524 + 8626694400 = 22718^2 + 92880^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 167332 + ... + 215140.

Almost surely, 2^9142801924 is an apocalyptic number.

9142801924 is the 95618-th square number.

It is an amenable number.

9142801924 is a deficient number, since it is larger than the sum of its proper divisors (6857436113).

9142801924 is an frugal number, since it uses more digits than its factorization.

9142801924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95622 (or 47811 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The cubic root of 9142801924 is about 2091.0276246512.

The spelling of 9142801924 in words is "nine billion, one hundred forty-two million, eight hundred one thousand, nine hundred twenty-four".