742224884 has 12 divisors (see below), whose sum is σ = 1333999044. Its totient is φ = 361082304.

The previous prime is 742224877. The next prime is 742224887. The reversal of 742224884 is 488422247.

It can be written as a sum of positive squares in 2 ways, for example, as 502656400 + 239568484 = 22420^2 + 15478^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742224887) 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, 2507369 + ... + 2507664.

It is an arithmetic number, because the mean of its divisors is an integer number (111166587).

Almost surely, 2^742224884 is an apocalyptic number.

742224884 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

742224884 is a deficient number, since it is larger than the sum of its proper divisors (591774160).

742224884 is a wasteful number, since it uses less digits than its factorization.

742224884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5015074 (or 5015072 counting only the distinct ones).

The product of its digits is 229376, while the sum is 41.

The square root of 742224884 is about 27243.8045067131. The cubic root of 742224884 is about 905.4097567559.

The spelling of 742224884 in words is "seven hundred forty-two million, two hundred twenty-four thousand, eight hundred eighty-four".