2126761 has 8 divisors (see below), whose sum is σ = 2617664. Its totient is φ = 1682640.

The previous prime is 2126749. The next prime is 2126767. The reversal of 2126761 is 1676212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2126761 - 2⁷ = 2126633 is a prime.

It is a super-2 number, since 2×2126761² = 9046224702242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2126767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11595 + ... + 11776.

It is an arithmetic number, because the mean of its divisors is an integer number (327208).

2^2126761 is an apocalyptic number.

It is an amenable number.

2126761 is a deficient number, since it is larger than the sum of its proper divisors (490903).

2126761 is a wasteful number, since it uses less digits than its factorization.

2126761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23391.

The product of its digits is 1008, while the sum is 25.

The square root of 2126761 is about 1458.3418666417. The cubic root of 2126761 is about 128.5995836635.

The spelling of 2126761 in words is "two million, one hundred twenty-six thousand, seven hundred sixty-one".