838901346 has 32 divisors (see below), whose sum is σ = 1778096448. Its totient is φ = 262947840.

The previous prime is 838901339. The next prime is 838901347. The reversal of 838901346 is 643109838.

It is a happy number.

It is a super-2 number, since 2×838901346² = 1407510936641223432, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 838901298 and 838901307.

It is not an unprimeable number, because it can be changed into a prime (838901347) by changing a digit.

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, 135801 + ... + 141843.

It is an arithmetic number, because the mean of its divisors is an integer number (55565514).

Almost surely, 2^838901346 is an apocalyptic number.

838901346 is an abundant number, since it is smaller than the sum of its proper divisors (939195102).

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

838901346 is a wasteful number, since it uses less digits than its factorization.

838901346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7426.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 838901346 is about 28963.7937086978. The cubic root of 838901346 is about 943.1272583881.

The spelling of 838901346 in words is "eight hundred thirty-eight million, nine hundred one thousand, three hundred forty-six".