77370046 has 8 divisors (see below), whose sum is σ = 124982424. Its totient is φ = 35709240.

The previous prime is 77370031. The next prime is 77370047. The reversal of 77370046 is 64007377.

It is a happy number.

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

It is a super-2 number, since 2×77370046² = 11972248036084232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 77369993 and 77370020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77370047) 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, 1487860 + ... + 1487911.

It is an arithmetic number, because the mean of its divisors is an integer number (15622803).

Almost surely, 2^77370046 is an apocalyptic number.

77370046 is a deficient number, since it is larger than the sum of its proper divisors (47612378).

77370046 is a wasteful number, since it uses less digits than its factorization.

77370046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975786.

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 77370046 is about 8796.0244428946. The cubic root of 77370046 is about 426.1125104162.

The spelling of 77370046 in words is "seventy-seven million, three hundred seventy thousand, forty-six".