72361342 has 4 divisors (see below), whose sum is σ = 108542016. Its totient is φ = 36180670.

The previous prime is 72361327. The next prime is 72361357. The reversal of 72361342 is 24316327.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (72361327) and next prime (72361357).

It is a self number, because there is not a number n which added to its sum of digits gives 72361342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18090334 + ... + 18090337.

It is an arithmetic number, because the mean of its divisors is an integer number (27135504).

Almost surely, 2^72361342 is an apocalyptic number.

72361342 is a deficient number, since it is larger than the sum of its proper divisors (36180674).

72361342 is a wasteful number, since it uses less digits than its factorization.

72361342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36180673.

The product of its digits is 6048, while the sum is 28.

The square root of 72361342 is about 8506.5470080403. The cubic root of 72361342 is about 416.7115495829.

Adding to 72361342 its reverse (24316327), we get a palindrome (96677669).

The spelling of 72361342 in words is "seventy-two million, three hundred sixty-one thousand, three hundred forty-two".