35399664 has 60 divisors (see below), whose sum is σ = 101391576. Its totient is φ = 11523456.

The previous prime is 35399659. The next prime is 35399669. The reversal of 35399664 is 46699353.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (35399659) and next prime (35399669).

It is a super-2 number, since 2×35399664² = 2506272422625792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35399669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3334 + ... + 9050.

Almost surely, 2^35399664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35399664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50695788).

35399664 is an abundant number, since it is smaller than the sum of its proper divisors (65991912).

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

35399664 is a wasteful number, since it uses less digits than its factorization.

35399664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5774 (or 5765 counting only the distinct ones).

The product of its digits is 524880, while the sum is 45.

The square root of 35399664 is about 5949.7616758993. The cubic root of 35399664 is about 328.3469954605.

It can be divided in two parts, 35399 and 664, that added together give a palindrome (36063).

The spelling of 35399664 in words is "thirty-five million, three hundred ninety-nine thousand, six hundred sixty-four".