35742421 has 8 divisors (see below), whose sum is σ = 41991264. Its totient is φ = 29993520.

The previous prime is 35742389. The next prime is 35742451. The reversal of 35742421 is 12424753.

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 35742421 - 2⁵ = 35742389 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 35742421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35742451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124831 + ... + 125116.

It is an arithmetic number, because the mean of its divisors is an integer number (5248908).

Almost surely, 2^35742421 is an apocalyptic number.

It is an amenable number.

35742421 is a deficient number, since it is larger than the sum of its proper divisors (6248843).

35742421 is a wasteful number, since it uses less digits than its factorization.

35742421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249971.

The product of its digits is 6720, while the sum is 28.

The square root of 35742421 is about 5978.4965501370. The cubic root of 35742421 is about 329.4033326004.

It can be divided in two parts, 35742 and 421, that added together give a palindrome (36163).

The spelling of 35742421 in words is "thirty-five million, seven hundred forty-two thousand, four hundred twenty-one".