741121920 has 512 divisors, whose sum is σ = 3278361600. Its totient is φ = 153722880.

The previous prime is 741121903. The next prime is 741121933. The reversal of 741121920 is 29121147.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1330282 + ... + 1330838.

It is an arithmetic number, because the mean of its divisors is an integer number (6403050).

Almost surely, 2^741121920 is an apocalyptic number.

741121920 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 741121920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639180800).

741121920 is an abundant number, since it is smaller than the sum of its proper divisors (2537239680).

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

741121920 is a wasteful number, since it uses less digits than its factorization.

741121920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 741121920 is about 27223.5545070808. The cubic root of 741121920 is about 904.9610475385.

The spelling of 741121920 in words is "seven hundred forty-one million, one hundred twenty-one thousand, nine hundred twenty".