2252161546 has 32 divisors (see below), whose sum is σ = 3470135040. Its totient is φ = 1095996096.

The previous prime is 2252161543. The next prime is 2252161567. The reversal of 2252161546 is 6451612522.

It is a super-2 number, since 2×2252161546² = 10144463258562220232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2252161543) 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, 4043100 + ... + 4043656.

It is an arithmetic number, because the mean of its divisors is an integer number (108441720).

Almost surely, 2^2252161546 is an apocalyptic number.

2252161546 is a deficient number, since it is larger than the sum of its proper divisors (1217973494).

2252161546 is a wasteful number, since it uses less digits than its factorization.

2252161546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958.

The product of its digits is 28800, while the sum is 34.

The square root of 2252161546 is about 47456.9441283359. The cubic root of 2252161546 is about 1310.7901815485.

The spelling of 2252161546 in words is "two billion, two hundred fifty-two million, one hundred sixty-one thousand, five hundred forty-six".