738022881 has 4 divisors (see below), whose sum is σ = 984030512. Its totient is φ = 492015252.

The previous prime is 738022877. The next prime is 738022897. The reversal of 738022881 is 188220837.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 738022881 - 2² = 738022877 is a prime.

It is a super-2 number, since 2×738022881² = 1089355545759080322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (738022801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123003811 + ... + 123003816.

It is an arithmetic number, because the mean of its divisors is an integer number (246007628).

Almost surely, 2^738022881 is an apocalyptic number.

It is an amenable number.

738022881 is a deficient number, since it is larger than the sum of its proper divisors (246007631).

738022881 is a wasteful number, since it uses less digits than its factorization.

738022881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246007630.

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 738022881 is about 27166.5765417728. The cubic root of 738022881 is about 903.6979050528.

The spelling of 738022881 in words is "seven hundred thirty-eight million, twenty-two thousand, eight hundred eighty-one".