77493674 has 8 divisors (see below), whose sum is σ = 117975648. Its totient is φ = 38168460.

The previous prime is 77493671. The next prime is 77493679. The reversal of 77493674 is 47639477.

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 (77493671) 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, 289022 + ... + 289289.

It is an arithmetic number, because the mean of its divisors is an integer number (14746956).

Almost surely, 2^77493674 is an apocalyptic number.

77493674 is a deficient number, since it is larger than the sum of its proper divisors (40481974).

77493674 is a wasteful number, since it uses less digits than its factorization.

77493674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578380.

The product of its digits is 889056, while the sum is 47.

The square root of 77493674 is about 8803.0491308410. The cubic root of 77493674 is about 426.3393484351.

The spelling of 77493674 in words is "seventy-seven million, four hundred ninety-three thousand, six hundred seventy-four".