2573324394 has 16 divisors (see below), whose sum is σ = 5417525280. Its totient is φ = 812628720.

The previous prime is 2573324371. The next prime is 2573324399. The reversal of 2573324394 is 4934233752.

It is not an unprimeable number, because it can be changed into a prime (2573324399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11286397 + ... + 11286624.

It is an arithmetic number, because the mean of its divisors is an integer number (338595330).

Almost surely, 2^2573324394 is an apocalyptic number.

2573324394 is an abundant number, since it is smaller than the sum of its proper divisors (2844200886).

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

2573324394 is a wasteful number, since it uses less digits than its factorization.

2573324394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22573045.

The product of its digits is 544320, while the sum is 42.

The square root of 2573324394 is about 50727.9449021937. The cubic root of 2573324394 is about 1370.3500258241.

It can be divided in two parts, 257332 and 4394, that added together give a triangular number (261726 = T₇₂₃).

The spelling of 2573324394 in words is "two billion, five hundred seventy-three million, three hundred twenty-four thousand, three hundred ninety-four".