152013638 has 8 divisors (see below), whose sum is σ = 260594832. Its totient is φ = 65148696.

The previous prime is 152013607. The next prime is 152013703. The reversal of 152013638 is 836310251.

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

It is a super-2 number, since 2×152013638² = 46216292275990088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 152013638.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5429045 + ... + 5429072.

It is an arithmetic number, because the mean of its divisors is an integer number (32574354).

Almost surely, 2^152013638 is an apocalyptic number.

152013638 is a deficient number, since it is larger than the sum of its proper divisors (108581194).

152013638 is a wasteful number, since it uses less digits than its factorization.

152013638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10858126.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 152013638 is about 12329.3810874674. The cubic root of 152013638 is about 533.6962905222.

Adding to 152013638 its reverse (836310251), we get a palindrome (988323889).

The spelling of 152013638 in words is "one hundred fifty-two million, thirteen thousand, six hundred thirty-eight".