45857429 has 8 divisors (see below), whose sum is σ = 46551960. Its totient is φ = 45167616.

The previous prime is 45857387. The next prime is 45857447. The reversal of 45857429 is 92475854.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12794929 + 33062500 = 3577^2 + 5750^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 45857429 - 2¹² = 45853333 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45857429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45857129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21587 + ... + 23615.

It is an arithmetic number, because the mean of its divisors is an integer number (5818995).

Almost surely, 2^45857429 is an apocalyptic number.

It is an amenable number.

45857429 is a deficient number, since it is larger than the sum of its proper divisors (694531).

45857429 is a wasteful number, since it uses less digits than its factorization.

45857429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359.

The product of its digits is 403200, while the sum is 44.

The square root of 45857429 is about 6771.8113529542. The cubic root of 45857429 is about 357.9342310234.

The spelling of 45857429 in words is "forty-five million, eight hundred fifty-seven thousand, four hundred twenty-nine".