338920770 has 32 divisors (see below), whose sum is σ = 817553088. Its totient is φ = 89918528.

The previous prime is 338920759. The next prime is 338920783. The reversal of 338920770 is 77029833.

It is a super-3 number, since 3×338920770³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22764 + ... + 34583.

It is an arithmetic number, because the mean of its divisors is an integer number (25548534).

Almost surely, 2^338920770 is an apocalyptic number.

338920770 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

338920770 is an abundant number, since it is smaller than the sum of its proper divisors (478632318).

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

338920770 is a wasteful number, since it uses less digits than its factorization.

338920770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57554.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 338920770 is about 18409.8009223348. The cubic root of 338920770 is about 697.2139395557.

The spelling of 338920770 in words is "three hundred thirty-eight million, nine hundred twenty thousand, seven hundred seventy".