2616207240 has 32 divisors (see below), whose sum is σ = 7848622080. Its totient is φ = 697655232.

The previous prime is 2616207203. The next prime is 2616207263. The reversal of 2616207240 is 427026162.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2616207198 and 2616207207.

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, 10900744 + ... + 10900983.

It is an arithmetic number, because the mean of its divisors is an integer number (245269440).

Almost surely, 2^2616207240 is an apocalyptic number.

2616207240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2616207240 is an abundant number, since it is smaller than the sum of its proper divisors (5232414840).

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

2616207240 is a wasteful number, since it uses less digits than its factorization.

2616207240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21801741 (or 21801737 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 2616207240 is about 51148.8733013739. The cubic root of 2616207240 is about 1377.9201393441.

The spelling of 2616207240 in words is "two billion, six hundred sixteen million, two hundred seven thousand, two hundred forty".