741778158 has 48 divisors (see below), whose sum is σ = 1665457920. Its totient is φ = 219988560.

The previous prime is 741778133. The next prime is 741778189. The reversal of 741778158 is 851877147.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23253 + ... + 44991.

It is an arithmetic number, because the mean of its divisors is an integer number (34697040).

Almost surely, 2^741778158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 741778158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (832728960).

741778158 is an abundant number, since it is smaller than the sum of its proper divisors (923679762).

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

741778158 is a wasteful number, since it uses less digits than its factorization.

741778158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21813 (or 21802 counting only the distinct ones).

The product of its digits is 439040, while the sum is 48.

The square root of 741778158 is about 27235.6046013302. The cubic root of 741778158 is about 905.2280727131.

The spelling of 741778158 in words is "seven hundred forty-one million, seven hundred seventy-eight thousand, one hundred fifty-eight".