2036144240 has 40 divisors (see below), whose sum is σ = 5098194528. Its totient is φ = 751806720.

The previous prime is 2036144239. The next prime is 2036144261. The reversal of 2036144240 is 424416302.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 977876 + ... + 979955.

Almost surely, 2^2036144240 is an apocalyptic number.

2036144240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2036144240 is an abundant number, since it is smaller than the sum of its proper divisors (3062050288).

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

2036144240 is a wasteful number, since it uses less digits than its factorization.

2036144240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957857 (or 1957851 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 2036144240 is about 45123.6549938056. The cubic root of 2036144240 is about 1267.4655969354.

The spelling of 2036144240 in words is "two billion, thirty-six million, one hundred forty-four thousand, two hundred forty".