738222663 has 4 divisors (see below), whose sum is σ = 984296888. Its totient is φ = 492148440.

The previous prime is 738222587. The next prime is 738222703. The reversal of 738222663 is 366222837.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366222837 = 3 ⋅122074279.

It is not a de Polignac number, because 738222663 - 2¹² = 738218567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738220663) 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, 123037108 + ... + 123037113.

It is an arithmetic number, because the mean of its divisors is an integer number (246074222).

Almost surely, 2^738222663 is an apocalyptic number.

738222663 is a deficient number, since it is larger than the sum of its proper divisors (246074225).

738222663 is a wasteful number, since it uses less digits than its factorization.

738222663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246074224.

The product of its digits is 145152, while the sum is 39.

The square root of 738222663 is about 27170.2532744912. The cubic root of 738222663 is about 903.7794410462.

The spelling of 738222663 in words is "seven hundred thirty-eight million, two hundred twenty-two thousand, six hundred sixty-three".