683365401 has 6 divisors (see below), whose sum is σ = 987083370. Its totient is φ = 455576928.

The previous prime is 683365387. The next prime is 683365421. The reversal of 683365401 is 104563386.

683365401 is a `hidden beast` number, since 6 + 83 + 36 + 540 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 641102400 + 42263001 = 25320^2 + 6501^2 .

It is not a de Polignac number, because 683365401 - 2⁵ = 683365369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (683365421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37964736 + ... + 37964753.

It is an arithmetic number, because the mean of its divisors is an integer number (164513895).

Almost surely, 2^683365401 is an apocalyptic number.

It is an amenable number.

683365401 is a deficient number, since it is larger than the sum of its proper divisors (303717969).

683365401 is a wasteful number, since it uses less digits than its factorization.

683365401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75929495 (or 75929492 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 683365401 is about 26141.2585963262. The cubic root of 683365401 is about 880.8142433543.

It can be divided in two parts, 68336 and 5401, that added together give a palindrome (73737).

The spelling of 683365401 in words is "six hundred eighty-three million, three hundred sixty-five thousand, four hundred one".