1252616 has 8 divisors (see below), whose sum is σ = 2348670. Its totient is φ = 626304.

The previous prime is 1252609. The next prime is 1252631. The reversal of 1252616 is 6162521.

It can be written as a sum of positive squares in only one way, i.e., 1188100 + 64516 = 1090^2 + 254^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1252591 and 1252600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78281 + ... + 78296.

2^1252616 is an apocalyptic number.

It is an amenable number.

1252616 is a deficient number, since it is larger than the sum of its proper divisors (1096054).

1252616 is a wasteful number, since it uses less digits than its factorization.

1252616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156583 (or 156579 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 1252616 is about 1119.2032880581. The cubic root of 1252616 is about 107.7968288221.

The spelling of 1252616 in words is "one million, two hundred fifty-two thousand, six hundred sixteen".