35115421 has 16 divisors (see below), whose sum is σ = 41091840. Its totient is φ = 29652480.

The previous prime is 35115413. The next prime is 35115427. The reversal of 35115421 is 12451153.

It is a happy number.

It is not a de Polignac number, because 35115421 - 2³ = 35115413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35115392 and 35115401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35115427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13585 + ... + 15961.

It is an arithmetic number, because the mean of its divisors is an integer number (2568240).

Almost surely, 2^35115421 is an apocalyptic number.

It is an amenable number.

35115421 is a deficient number, since it is larger than the sum of its proper divisors (5976419).

35115421 is a wasteful number, since it uses less digits than its factorization.

35115421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484.

The product of its digits is 600, while the sum is 22.

The square root of 35115421 is about 5925.8266090057. The cubic root of 35115421 is about 327.4658076690.

Adding to 35115421 its reverse (12451153), we get a palindrome (47566574).

The spelling of 35115421 in words is "thirty-five million, one hundred fifteen thousand, four hundred twenty-one".