2461531 has 8 divisors (see below), whose sum is σ = 2548224. Its totient is φ = 2376360.

The previous prime is 2461519. The next prime is 2461553. The reversal of 2461531 is 1351642.

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 2461531 - 2¹⁷ = 2330459 is a prime.

It is a super-2 number, since 2×2461531² = 12118269727922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2461031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3586 + ... + 4216.

It is an arithmetic number, because the mean of its divisors is an integer number (318528).

2^2461531 is an apocalyptic number.

2461531 is a deficient number, since it is larger than the sum of its proper divisors (86693).

2461531 is an equidigital number, since it uses as much as digits as its factorization.

2461531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761.

The product of its digits is 720, while the sum is 22.

The square root of 2461531 is about 1568.9267031955. The cubic root of 2461531 is about 135.0211398079.

It can be divided in two parts, 2461 and 531, that added together give a palindrome (2992).

The spelling of 2461531 in words is "two million, four hundred sixty-one thousand, five hundred thirty-one".