77070532 has 36 divisors (see below), whose sum is σ = 171161424. Its totient is φ = 30026640.

The previous prime is 77070527. The next prime is 77070547. The reversal of 77070532 is 23507077.

It is a junction number, because it is equal to n+sod(n) for n = 77070494 and 77070503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15718 + ... + 20029.

It is an arithmetic number, because the mean of its divisors is an integer number (4754484).

Almost surely, 2^77070532 is an apocalyptic number.

It is an amenable number.

77070532 is an abundant number, since it is smaller than the sum of its proper divisors (94090892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77070532 is a wasteful number, since it uses less digits than its factorization.

77070532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35776 (or 35767 counting only the distinct ones).

The product of its (nonzero) digits is 10290, while the sum is 31.

The square root of 77070532 is about 8778.9824011670. The cubic root of 77070532 is about 425.5619454664.

The spelling of 77070532 in words is "seventy-seven million, seventy thousand, five hundred thirty-two".