740461 has 2 divisors, whose sum is σ = 740462. Its totient is φ = 740460.

The previous prime is 740429. The next prime is 740473. The reversal of 740461 is 164047.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 585225 + 155236 = 765^2 + 394^2 .

It is a cyclic number.

It is not a de Polignac number, because 740461 - 2⁵ = 740429 is a prime.

It is the 861-st Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740161) by changing a digit.

It is a nontrivial repunit in base 860.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370230 + 370231.

It is an arithmetic number, because the mean of its divisors is an integer number (370231).

2⁷⁴⁰⁴⁶¹ is an apocalyptic number.

It is an amenable number.

740461 is a deficient number, since it is larger than the sum of its proper divisors (1).

740461 is an equidigital number, since it uses as much as digits as its factorization.

740461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 740461 is about 860.5004357930. The cubic root of 740461 is about 90.4691957878.

It can be divided in two parts, 74046 and 1, that added together give a palindrome (74047).

The spelling of 740461 in words is "seven hundred forty thousand, four hundred sixty-one".