35001601 has 4 divisors (see below), whose sum is σ = 35138052. Its totient is φ = 34865152.

The previous prime is 35001587. The next prime is 35001611. The reversal of 35001601 is 10610053.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10610053 = 67 ⋅158359.

It can be written as a sum of positive squares in 2 ways, for example, as 19009600 + 15992001 = 4360^2 + 3999^2 .

It is a cyclic number.

It is not a de Polignac number, because 35001601 - 2⁹ = 35001089 is a prime.

It is a super-2 number, since 2×35001601² = 2450224145126402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35001611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67840 + ... + 68353.

It is an arithmetic number, because the mean of its divisors is an integer number (8784513).

Almost surely, 2^35001601 is an apocalyptic number.

It is an amenable number.

35001601 is a deficient number, since it is larger than the sum of its proper divisors (136451).

35001601 is a wasteful number, since it uses less digits than its factorization.

35001601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136450.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 35001601 is about 5916.2150907485. The cubic root of 35001601 is about 327.1116185401. Note that the first 3 decimals are identical.

Adding to 35001601 its reverse (10610053), we get a palindrome (45611654).

The spelling of 35001601 in words is "thirty-five million, one thousand, six hundred one".