785134461 has 16 divisors (see below), whose sum is σ = 1073741760. Its totient is φ = 510007680.

The previous prime is 785134453. The next prime is 785134499. The reversal of 785134461 is 164431587.

It is not a de Polignac number, because 785134461 - 2³ = 785134453 is a prime.

It is a super-2 number, since 2×785134461² = 1232872243699521042, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (785134451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104995 + ... + 112223.

It is an arithmetic number, because the mean of its divisors is an integer number (67108860).

Almost surely, 2^785134461 is an apocalyptic number.

It is an amenable number.

785134461 is a deficient number, since it is larger than the sum of its proper divisors (288607299).

785134461 is a wasteful number, since it uses less digits than its factorization.

785134461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8156.

The product of its digits is 80640, while the sum is 39.

The square root of 785134461 is about 28020.2509089408. The cubic root of 785134461 is about 922.5318025772.

The spelling of 785134461 in words is "seven hundred eighty-five million, one hundred thirty-four thousand, four hundred sixty-one".