150893906 has 4 divisors (see below), whose sum is σ = 226340862. Its totient is φ = 75446952.

The previous prime is 150893903. The next prime is 150893927. The reversal of 150893906 is 609398051.

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

It can be written as a sum of positive squares in only one way, i.e., 99900025 + 50993881 = 9995^2 + 7141^2 .

It is not an unprimeable number, because it can be changed into a prime (150893903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37723475 + ... + 37723478.

Almost surely, 2^150893906 is an apocalyptic number.

150893906 is a deficient number, since it is larger than the sum of its proper divisors (75446956).

150893906 is an equidigital number, since it uses as much as digits as its factorization.

150893906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75446955.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 150893906 is about 12283.8880652666. Note that the first 3 decimals coincide. The cubic root of 150893906 is about 532.3826580622.

The spelling of 150893906 in words is "one hundred fifty million, eight hundred ninety-three thousand, nine hundred six".