961740469 has 4 divisors (see below), whose sum is σ = 1003555296. Its totient is φ = 919925644.

The previous prime is 961740467. The next prime is 961740539. The reversal of 961740469 is 964047169.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 964047169 = 17 ⋅56708657.

It is a cyclic number.

It is not a de Polignac number, because 961740469 - 2¹ = 961740467 is a prime.

It is a super-2 number, since 2×961740469² = 1849889459424679922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961740467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20907379 + ... + 20907424.

It is an arithmetic number, because the mean of its divisors is an integer number (250888824).

Almost surely, 2^961740469 is an apocalyptic number.

It is an amenable number.

961740469 is a deficient number, since it is larger than the sum of its proper divisors (41814827).

961740469 is a wasteful number, since it uses less digits than its factorization.

961740469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41814826.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 961740469 is about 31011.9407486858. The cubic root of 961740469 is about 987.0806317140.

It can be divided in two parts, 9617 and 40469, that added together give a triangular number (50086 = T₃₁₆).

The spelling of 961740469 in words is "nine hundred sixty-one million, seven hundred forty thousand, four hundred sixty-nine".