1952173442 has 4 divisors (see below), whose sum is σ = 2928260166. Its totient is φ = 976086720.

The previous prime is 1952173429. The next prime is 1952173459. The reversal of 1952173442 is 2443712591.

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., 1004826601 + 947346841 = 31699^2 + 30779^2 .

It is a super-2 number, since 2×1952173442² = 7621962295300254728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1952173396 and 1952173405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488043359 + ... + 488043362.

Almost surely, 2^1952173442 is an apocalyptic number.

1952173442 is a deficient number, since it is larger than the sum of its proper divisors (976086724).

1952173442 is an equidigital number, since it uses as much as digits as its factorization.

1952173442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976086723.

The product of its digits is 60480, while the sum is 38.

The square root of 1952173442 is about 44183.4068627579. The cubic root of 1952173442 is about 1249.7969679842.

The spelling of 1952173442 in words is "one billion, nine hundred fifty-two million, one hundred seventy-three thousand, four hundred forty-two".