450439342 has 8 divisors (see below), whose sum is σ = 680134032. Its totient is φ = 223728000.

The previous prime is 450439333. The next prime is 450439351. The reversal of 450439342 is 243934054.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (450439333) and next prime (450439351).

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

It is a junction number, because it is equal to n+sod(n) for n = 450439298 and 450439307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745459 + ... + 746062.

It is an arithmetic number, because the mean of its divisors is an integer number (85016754).

Almost surely, 2^450439342 is an apocalyptic number.

450439342 is a deficient number, since it is larger than the sum of its proper divisors (229694690).

450439342 is a wasteful number, since it uses less digits than its factorization.

450439342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491674.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 450439342 is about 21223.5562995460. The cubic root of 450439342 is about 766.5587378839.

The spelling of 450439342 in words is "four hundred fifty million, four hundred thirty-nine thousand, three hundred forty-two".