2120273446 has 32 divisors (see below), whose sum is σ = 3353591808. Its totient is φ = 1003437600.

The previous prime is 2120273411. The next prime is 2120273453. The reversal of 2120273446 is 6443720212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2659920 + ... + 2660716.

It is an arithmetic number, because the mean of its divisors is an integer number (104799744).

Almost surely, 2^2120273446 is an apocalyptic number.

2120273446 is a deficient number, since it is larger than the sum of its proper divisors (1233318362).

2120273446 is a wasteful number, since it uses less digits than its factorization.

2120273446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 2120273446 is about 46046.4270709466. The cubic root of 2120273446 is about 1284.6868876317.

Adding to 2120273446 its reverse (6443720212), we get a palindrome (8563993658).

The spelling of 2120273446 in words is "two billion, one hundred twenty million, two hundred seventy-three thousand, four hundred forty-six".