145663342 has 8 divisors (see below), whose sum is σ = 238358232. Its totient is φ = 66210600.

The previous prime is 145663337. The next prime is 145663369. The reversal of 145663342 is 243366541.

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 = 145663298 and 145663307.

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, 3310509 + ... + 3310552.

It is an arithmetic number, because the mean of its divisors is an integer number (29794779).

Almost surely, 2^145663342 is an apocalyptic number.

145663342 is a deficient number, since it is larger than the sum of its proper divisors (92694890).

145663342 is a wasteful number, since it uses less digits than its factorization.

145663342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6621074.

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

The square root of 145663342 is about 12069.1069263637. The cubic root of 145663342 is about 526.1587009745.

The spelling of 145663342 in words is "one hundred forty-five million, six hundred sixty-three thousand, three hundred forty-two".