1229752 has 8 divisors (see below), whose sum is σ = 2305800. Its totient is φ = 614872.

The previous prime is 1229743. The next prime is 1229773. The reversal of 1229752 is 2579221.

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

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 1 + 2⁸ + 2¹² + 9⁵ + 7⁶ + 5³ + 2²⁰ .

It is a self number, because there is not a number n which added to its sum of digits gives 1229752.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76852 + ... + 76867.

It is an arithmetic number, because the mean of its divisors is an integer number (288225).

2^1229752 is an apocalyptic number.

It is an amenable number.

1229752 is a deficient number, since it is larger than the sum of its proper divisors (1076048).

1229752 is a wasteful number, since it uses less digits than its factorization.

1229752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153725 (or 153721 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 1229752 is about 1108.9418379699. The cubic root of 1229752 is about 107.1369254706.

The spelling of 1229752 in words is "one million, two hundred twenty-nine thousand, seven hundred fifty-two".