2761247 has 6 divisors (see below), whose sum is σ = 2817192. Its totient is φ = 2706392.

The previous prime is 2761229. The next prime is 2761267. The reversal of 2761247 is 7421672.

It is not a de Polignac number, because 2761247 - 2⁶ = 2761183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2761207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2318 + ... + 3300.

It is an arithmetic number, because the mean of its divisors is an integer number (469532).

2^2761247 is an apocalyptic number.

2761247 is a deficient number, since it is larger than the sum of its proper divisors (55945).

2761247 is an frugal number, since it uses more digits than its factorization.

2761247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089 (or 1036 counting only the distinct ones).

The product of its digits is 4704, while the sum is 29.

The square root of 2761247 is about 1661.7000330986. The cubic root of 2761247 is about 140.2927039315.

The spelling of 2761247 in words is "two million, seven hundred sixty-one thousand, two hundred forty-seven".