150194494 has 4 divisors (see below), whose sum is σ = 225291744. Its totient is φ = 75097246.

The previous prime is 150194477. The next prime is 150194519. The reversal of 150194494 is 494491051.

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

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, 37548622 + ... + 37548625.

It is an arithmetic number, because the mean of its divisors is an integer number (56322936).

Almost surely, 2^150194494 is an apocalyptic number.

150194494 is a deficient number, since it is larger than the sum of its proper divisors (75097250).

150194494 is an equidigital number, since it uses as much as digits as its factorization.

150194494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75097249.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 150194494 is about 12255.3863260201. The cubic root of 150194494 is about 531.5588306478.

The spelling of 150194494 in words is "one hundred fifty million, one hundred ninety-four thousand, four hundred ninety-four".