35904421 has 8 divisors (see below), whose sum is σ = 41205824. Its totient is φ = 30646080.

The previous prime is 35904419. The next prime is 35904431. The reversal of 35904421 is 12440953.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 35904421 - 2¹ = 35904419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 35904421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35904431) 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, 8955 + ... + 12328.

It is an arithmetic number, because the mean of its divisors is an integer number (5150728).

Almost surely, 2^35904421 is an apocalyptic number.

35904421 is the 3460-th hex number.

It is an amenable number.

35904421 is a deficient number, since it is larger than the sum of its proper divisors (5301403).

35904421 is a wasteful number, since it uses less digits than its factorization.

35904421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21531.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 35904421 is about 5992.0297896456. The cubic root of 35904421 is about 329.9002483934.

Subtracting from 35904421 its product of nonzero digits (4320), we obtain a triangular number (35900101 = T₈₄₇₃).

The spelling of 35904421 in words is "thirty-five million, nine hundred four thousand, four hundred twenty-one".