77494050 has 96 divisors (see below), whose sum is σ = 215611200. Its totient is φ = 20465280.

The previous prime is 77494049. The next prime is 77494063. The reversal of 77494050 is 5049477.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 77493996 and 77494014.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184741 + ... + 185159.

It is an arithmetic number, because the mean of its divisors is an integer number (2245950).

Almost surely, 2^77494050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77494050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107805600).

77494050 is an abundant number, since it is smaller than the sum of its proper divisors (138117150).

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

77494050 is a wasteful number, since it uses less digits than its factorization.

77494050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577 (or 566 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 77494050 is about 8803.0704870517. The cubic root of 77494050 is about 426.3400379681.

The spelling of 77494050 in words is "seventy-seven million, four hundred ninety-four thousand, fifty".