760421987 has 4 divisors (see below), whose sum is σ = 818916000. Its totient is φ = 701927976.

The previous prime is 760421941. The next prime is 760421989. The reversal of 760421987 is 789124067.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 760421987 - 2²⁰ = 759373411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (760421989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29246987 + ... + 29247012.

It is an arithmetic number, because the mean of its divisors is an integer number (204729000).

Almost surely, 2^760421987 is an apocalyptic number.

760421987 is a deficient number, since it is larger than the sum of its proper divisors (58494013).

760421987 is a wasteful number, since it uses less digits than its factorization.

760421987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58494012.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 760421987 is about 27575.7499807349. The cubic root of 760421987 is about 912.7493980714.

The spelling of 760421987 in words is "seven hundred sixty million, four hundred twenty-one thousand, nine hundred eighty-seven".