72430342 has 8 divisors (see below), whose sum is σ = 112392000. Its totient is φ = 34966344.

The previous prime is 72430327. The next prime is 72430357. The reversal of 72430342 is 24303427.

It is an interprime number because it is at equal distance from previous prime (72430327) and next prime (72430357).

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

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, 624342 + ... + 624457.

It is an arithmetic number, because the mean of its divisors is an integer number (14049000).

Almost surely, 2^72430342 is an apocalyptic number.

72430342 is a deficient number, since it is larger than the sum of its proper divisors (39961658).

72430342 is a wasteful number, since it uses less digits than its factorization.

72430342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248830.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 72430342 is about 8510.6017413577. The cubic root of 72430342 is about 416.8439589689.

Adding to 72430342 its reverse (24303427), we get a palindrome (96733769).

The spelling of 72430342 in words is "seventy-two million, four hundred thirty thousand, three hundred forty-two".