35097640 has 32 divisors (see below), whose sum is σ = 80899560. Its totient is φ = 13696000.

The previous prime is 35097637. The next prime is 35097641. The reversal of 35097640 is 4679053.

It can be written as a sum of positive squares in 4 ways, for example, as 13586596 + 21511044 = 3686^2 + 4638^2 .

It is a junction number, because it is equal to n+sod(n) for n = 35097596 and 35097605.

It is not an unprimeable number, because it can be changed into a prime (35097641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9061 + ... + 12340.

Almost surely, 2^35097640 is an apocalyptic number.

It is an amenable number.

35097640 is an abundant number, since it is smaller than the sum of its proper divisors (45801920).

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

35097640 is a wasteful number, since it uses less digits than its factorization.

35097640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21453 (or 21449 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 35097640 is about 5924.3261220159. The cubic root of 35097640 is about 327.4105266137.

The spelling of 35097640 in words is "thirty-five million, ninety-seven thousand, six hundred forty".