395753340 has 48 divisors (see below), whose sum is σ = 1110741408. Its totient is φ = 105283584.

The previous prime is 395753329. The next prime is 395753357. The reversal of 395753340 is 43357593.

It is a super-2 number, since 2×395753340² = 313241412242311200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18364 + ... + 33596.

It is an arithmetic number, because the mean of its divisors is an integer number (23140446).

Almost surely, 2^395753340 is an apocalyptic number.

395753340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

395753340 is an abundant number, since it is smaller than the sum of its proper divisors (714988068).

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

395753340 is a wasteful number, since it uses less digits than its factorization.

395753340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15678 (or 15676 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 39.

The square root of 395753340 is about 19893.5502110609. The cubic root of 395753340 is about 734.1895458430.

The spelling of 395753340 in words is "three hundred ninety-five million, seven hundred fifty-three thousand, three hundred forty".