2877240240 has 120 divisors (see below), whose sum is σ = 11043141408. Its totient is φ = 657653760.

The previous prime is 2877240229. The next prime is 2877240241. The reversal of 2877240240 is 420427782.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×2877240240² = 16557022797350515200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2877240195 and 2877240204.

It is not an unprimeable number, because it can be changed into a prime (2877240241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 280401 + ... + 290480.

Almost surely, 2^2877240240 is an apocalyptic number.

2877240240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2877240240 is an abundant number, since it is smaller than the sum of its proper divisors (8165901168).

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

2877240240 is a wasteful number, since it uses less digits than its factorization.

2877240240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570907 (or 570898 counting only the distinct ones).

The product of its (nonzero) digits is 50176, while the sum is 36.

The square root of 2877240240 is about 53639.9127516069. The cubic root of 2877240240 is about 1422.3027241578.

The spelling of 2877240240 in words is "two billion, eight hundred seventy-seven million, two hundred forty thousand, two hundred forty".