1501222042 has 8 divisors (see below), whose sum is σ = 2269564416. Its totient is φ = 744700572.

The previous prime is 1501222031. The next prime is 1501222049. The reversal of 1501222042 is 2402221051.

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

It is not an unprimeable number, because it can be changed into a prime (1501222049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2954908 + ... + 2955415.

It is an arithmetic number, because the mean of its divisors is an integer number (283695552).

Almost surely, 2^1501222042 is an apocalyptic number.

1501222042 is a deficient number, since it is larger than the sum of its proper divisors (768342374).

1501222042 is a wasteful number, since it uses less digits than its factorization.

1501222042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5910452.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1501222042 is about 38745.6067445072. The cubic root of 1501222042 is about 1145.0250223678.

Adding to 1501222042 its reverse (2402221051), we get a palindrome (3903443093).

Subtracting 1501222042 from its reverse (2402221051), we obtain a palindrome (900999009).

The spelling of 1501222042 in words is "one billion, five hundred one million, two hundred twenty-two thousand, forty-two".