150320742 has 64 divisors (see below), whose sum is σ = 371831040. Its totient is φ = 39830400.

The previous prime is 150320741. The next prime is 150320791. The reversal of 150320742 is 247023051.

150320742 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150320741) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11692 + ... + 20912.

It is an arithmetic number, because the mean of its divisors is an integer number (5809860).

Almost surely, 2^150320742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150320742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185915520).

150320742 is an abundant number, since it is smaller than the sum of its proper divisors (221510298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150320742 is a wasteful number, since it uses less digits than its factorization.

150320742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9269.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 150320742 is about 12260.5359589212. The cubic root of 150320742 is about 531.7077252429.

Adding to 150320742 its reverse (247023051), we get a palindrome (397343793).

The spelling of 150320742 in words is "one hundred fifty million, three hundred twenty thousand, seven hundred forty-two".