774007020 has 72 divisors (see below), whose sum is σ = 2405108160. Its totient is φ = 201365760.

The previous prime is 774007019. The next prime is 774007021. The reversal of 774007020 is 20700477.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (774007019) and next prime (774007021).

It is not an unprimeable number, because it can be changed into a prime (774007021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45060 + ... + 59819.

It is an arithmetic number, because the mean of its divisors is an integer number (33404280).

Almost surely, 2^774007020 is an apocalyptic number.

It is an amenable number.

774007020 is an abundant number, since it is smaller than the sum of its proper divisors (1631101140).

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

774007020 is a wasteful number, since it uses less digits than its factorization.

774007020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104935 (or 104930 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

The square root of 774007020 is about 27820.9816505457. The cubic root of 774007020 is about 918.1528075187.

Adding to 774007020 its reverse (20700477), we get a palindrome (794707497).

The spelling of 774007020 in words is "seven hundred seventy-four million, seven thousand, twenty".