1252738722 has 8 divisors (see below), whose sum is σ = 2505477456. Its totient is φ = 417579572.

The previous prime is 1252738709. The next prime is 1252738763. The reversal of 1252738722 is 2278372521.

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

1252738722 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104394888 + ... + 104394899.

It is an arithmetic number, because the mean of its divisors is an integer number (313184682).

Almost surely, 2^1252738722 is an apocalyptic number.

1252738722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1252738722 is a wasteful number, since it uses less digits than its factorization.

1252738722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208789792.

The product of its digits is 94080, while the sum is 39.

The square root of 1252738722 is about 35394.0492456006. The cubic root of 1252738722 is about 1078.0034908436.

The spelling of 1252738722 in words is "one billion, two hundred fifty-two million, seven hundred thirty-eight thousand, seven hundred twenty-two".