773138146 has 16 divisors (see below), whose sum is σ = 1320141888. Its totient is φ = 336146800.

The previous prime is 773138143. The next prime is 773138153. The reversal of 773138146 is 641831377.

It is a junction number, because it is equal to n+sod(n) for n = 773138099 and 773138108.

It is not an unprimeable number, because it can be changed into a prime (773138143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763465 + ... + 764476.

It is an arithmetic number, because the mean of its divisors is an integer number (82508868).

Almost surely, 2^773138146 is an apocalyptic number.

773138146 is a deficient number, since it is larger than the sum of its proper divisors (547003742).

773138146 is a wasteful number, since it uses less digits than its factorization.

773138146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527977.

The product of its digits is 84672, while the sum is 40.

The square root of 773138146 is about 27805.3618210589. The cubic root of 773138146 is about 917.8091164924.

The spelling of 773138146 in words is "seven hundred seventy-three million, one hundred thirty-eight thousand, one hundred forty-six".