394014036948 has 96 divisors (see below), whose sum is σ = 1106632611840. Its totient is φ = 106589831040.

The previous prime is 394014036943. The next prime is 394014036991. The reversal of 394014036948 is 849630410493.

It is a happy number.

It is a super-2 number, since 2×394014036948² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 394014036948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394014036943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2776438 + ... + 2914898.

It is an arithmetic number, because the mean of its divisors is an integer number (11527423040).

Almost surely, 2^394014036948 is an apocalyptic number.

394014036948 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394014036948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553316305920).

394014036948 is an abundant number, since it is smaller than the sum of its proper divisors (712618574892).

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

394014036948 is a wasteful number, since it uses less digits than its factorization.

394014036948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140277 (or 140275 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 51.

The spelling of 394014036948 in words is "three hundred ninety-four billion, fourteen million, thirty-six thousand, nine hundred forty-eight".