338722545 has 48 divisors (see below), whose sum is σ = 637072128. Its totient is φ = 153216000.

The previous prime is 338722513. The next prime is 338722577. The reversal of 338722545 is 545227833.

It is an interprime number because it is at equal distance from previous prime (338722513) and next prime (338722577).

It is not a de Polignac number, because 338722545 - 2⁵ = 338722513 is a prime.

It is a super-2 number, since 2×338722545² = 229465924982554050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68920 + ... + 73670.

It is an arithmetic number, because the mean of its divisors is an integer number (13272336).

Almost surely, 2^338722545 is an apocalyptic number.

338722545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

338722545 is a deficient number, since it is larger than the sum of its proper divisors (298349583).

338722545 is a wasteful number, since it uses less digits than its factorization.

338722545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4870 (or 4863 counting only the distinct ones).

The product of its digits is 201600, while the sum is 39.

The square root of 338722545 is about 18404.4164536668. The cubic root of 338722545 is about 697.0779862610.

The spelling of 338722545 in words is "three hundred thirty-eight million, seven hundred twenty-two thousand, five hundred forty-five".