450250029 has 8 divisors (see below), whose sum is σ = 667037120. Its totient is φ = 300166668.

The previous prime is 450250019. The next prime is 450250039. The reversal of 450250029 is 920052054.

It is an interprime number because it is at equal distance from previous prime (450250019) and next prime (450250039).

It is not a de Polignac number, because 450250029 - 2⁵ = 450249997 is a prime.

It is a super-2 number, since 2×450250029² = 405450177229001682, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 16675927 = 450250029 / (4 + 5 + 0 + 2 + 5 + 0 + 0 + 2 + 9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 450249984 and 450250011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450250019) 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, 8337937 + ... + 8337990.

It is an arithmetic number, because the mean of its divisors is an integer number (83379640).

Almost surely, 2^450250029 is an apocalyptic number.

It is an amenable number.

450250029 is a deficient number, since it is larger than the sum of its proper divisors (216787091).

450250029 is a wasteful number, since it uses less digits than its factorization.

450250029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16675936 (or 16675930 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 450250029 is about 21219.0958572697. The cubic root of 450250029 is about 766.4513317317.

The spelling of 450250029 in words is "four hundred fifty million, two hundred fifty thousand, twenty-nine".