1010172642 has 16 divisors (see below), whose sum is σ = 2030925312. Its totient is φ = 334960880.

The previous prime is 1010172629. The next prime is 1010172671. The reversal of 1010172642 is 2462710101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439593 + ... + 441884.

It is an arithmetic number, because the mean of its divisors is an integer number (126932832).

Almost surely, 2^1010172642 is an apocalyptic number.

1010172642 is an abundant number, since it is smaller than the sum of its proper divisors (1020752670).

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

1010172642 is a wasteful number, since it uses less digits than its factorization.

1010172642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881673.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1010172642 is about 31783.2132107501. The cubic root of 1010172642 is about 1003.3794471385.

Adding to 1010172642 its reverse (2462710101), we get a palindrome (3472882743).

The spelling of 1010172642 in words is "one billion, ten million, one hundred seventy-two thousand, six hundred forty-two".