77489002 has 8 divisors (see below), whose sum is σ = 116930016. Its totient is φ = 38512332.

The previous prime is 77488993. The next prime is 77489003. The reversal of 77489002 is 20098477.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (77489003) 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, 115668 + ... + 116335.

It is an arithmetic number, because the mean of its divisors is an integer number (14616252).

Almost surely, 2^77489002 is an apocalyptic number.

77489002 is a deficient number, since it is larger than the sum of its proper divisors (39441014).

77489002 is a wasteful number, since it uses less digits than its factorization.

77489002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232172.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 77489002 is about 8802.7837642419. The cubic root of 77489002 is about 426.3307804348.

The spelling of 77489002 in words is "seventy-seven million, four hundred eighty-nine thousand, two".