35252421 has 4 divisors (see below), whose sum is σ = 47003232. Its totient is φ = 23501612.

The previous prime is 35252417. The next prime is 35252431. The reversal of 35252421 is 12425253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 35252421 - 2² = 35252417 is a prime.

It is a super-2 number, since 2×35252421² = 2485466372722482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 35252391 and 35252400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35252431) 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, 5875401 + ... + 5875406.

It is an arithmetic number, because the mean of its divisors is an integer number (11750808).

Almost surely, 2^35252421 is an apocalyptic number.

It is an amenable number.

35252421 is a deficient number, since it is larger than the sum of its proper divisors (11750811).

35252421 is a wasteful number, since it uses less digits than its factorization.

35252421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11750810.

The product of its digits is 2400, while the sum is 24.

The square root of 35252421 is about 5937.3749249984. The cubic root of 35252421 is about 327.8911155784.

Adding to 35252421 its reverse (12425253), we get a palindrome (47677674).

The spelling of 35252421 in words is "thirty-five million, two hundred fifty-two thousand, four hundred twenty-one".