761070321 has 12 divisors (see below), whose sum is σ = 1199262480. Its totient is φ = 461254680.

The previous prime is 761070313. The next prime is 761070347. The reversal of 761070321 is 123070167.

761070321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 761070321 - 2³ = 761070313 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (761070361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3843691 + ... + 3843888.

It is an arithmetic number, because the mean of its divisors is an integer number (99938540).

Almost surely, 2^761070321 is an apocalyptic number.

It is an amenable number.

761070321 is a deficient number, since it is larger than the sum of its proper divisors (438192159).

761070321 is a wasteful number, since it uses less digits than its factorization.

761070321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7687596 (or 7687593 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 761070321 is about 27587.5029859536. The cubic root of 761070321 is about 913.0087270485.

The spelling of 761070321 in words is "seven hundred sixty-one million, seventy thousand, three hundred twenty-one".