1273652422 has 64 divisors (see below), whose sum is σ = 2385653760. Its totient is φ = 497664000.

The previous prime is 1273652417. The next prime is 1273652423. The reversal of 1273652422 is 2242563721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1273652423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2118922 + ... + 2119522.

It is an arithmetic number, because the mean of its divisors is an integer number (37275840).

Almost surely, 2^1273652422 is an apocalyptic number.

1273652422 is a deficient number, since it is larger than the sum of its proper divisors (1112001338).

1273652422 is a wasteful number, since it uses less digits than its factorization.

1273652422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917.

The product of its digits is 40320, while the sum is 34.

The square root of 1273652422 is about 35688.2672877236. The cubic root of 1273652422 is about 1083.9692822956.

The spelling of 1273652422 in words is "one billion, two hundred seventy-three million, six hundred fifty-two thousand, four hundred twenty-two".