150649740 has 48 divisors (see below), whose sum is σ = 468689760. Its totient is φ = 40173120.

The previous prime is 150649669. The next prime is 150649753. The reversal of 150649740 is 47946051.

150649740 is a `hidden beast` number, since 1 + 5 + 0 + 649 + 7 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 150649695 and 150649704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138951 + ... + 140030.

It is an arithmetic number, because the mean of its divisors is an integer number (9764370).

Almost surely, 2^150649740 is an apocalyptic number.

150649740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150649740 is an abundant number, since it is smaller than the sum of its proper divisors (318040020).

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

150649740 is a wasteful number, since it uses less digits than its factorization.

150649740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278999 (or 278991 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 150649740 is about 12273.9455758937. The cubic root of 150649740 is about 532.0953482030.

The spelling of 150649740 in words is "one hundred fifty million, six hundred forty-nine thousand, seven hundred forty".