434421401 has 8 divisors (see below), whose sum is σ = 454988544. Its totient is φ = 413994240.

The previous prime is 434421397. The next prime is 434421469. The reversal of 434421401 is 104124434.

It is a happy number.

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 434421401 - 2² = 434421397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434421101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28616 + ... + 41081.

It is an arithmetic number, because the mean of its divisors is an integer number (56873568).

Almost surely, 2^434421401 is an apocalyptic number.

It is an amenable number.

434421401 is a deficient number, since it is larger than the sum of its proper divisors (20567143).

434421401 is a wasteful number, since it uses less digits than its factorization.

434421401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69991.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 434421401 is about 20842.7781497573. The cubic root of 434421401 is about 757.3623946656.

Adding to 434421401 its reverse (104124434), we get a palindrome (538545835).

The spelling of 434421401 in words is "four hundred thirty-four million, four hundred twenty-one thousand, four hundred one".