2045722002 has 32 divisors (see below), whose sum is σ = 4239950400. Its totient is φ = 657238848.

The previous prime is 2045721983. The next prime is 2045722009. The reversal of 2045722002 is 2002275402.

It is not an unprimeable number, because it can be changed into a prime (2045722009) 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, 92124 + ... + 112152.

It is an arithmetic number, because the mean of its divisors is an integer number (132498450).

Almost surely, 2^2045722002 is an apocalyptic number.

2045722002 is an abundant number, since it is smaller than the sum of its proper divisors (2194228398).

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

2045722002 is a wasteful number, since it uses less digits than its factorization.

2045722002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20650.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 2045722002 is about 45229.6584333775. The cubic root of 2045722002 is about 1269.4498210038.

Adding to 2045722002 its reverse (2002275402), we get a palindrome (4047997404).

The spelling of 2045722002 in words is "two billion, forty-five million, seven hundred twenty-two thousand, two".