45729029 has 8 divisors (see below), whose sum is σ = 48391680. Its totient is φ = 43092000.

The previous prime is 45729023. The next prime is 45729043. The reversal of 45729029 is 92092754.

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

It is not a de Polignac number, because 45729029 - 2¹⁶ = 45663493 is a prime.

It is a super-2 number, since 2×45729029² = 4182288186565682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45728983 and 45729001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45729023) 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, 2672 + ... + 9929.

It is an arithmetic number, because the mean of its divisors is an integer number (6048960).

Almost surely, 2^45729029 is an apocalyptic number.

It is an amenable number.

45729029 is a deficient number, since it is larger than the sum of its proper divisors (2662651).

45729029 is a wasteful number, since it uses less digits than its factorization.

45729029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12811.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 45729029 is about 6762.3242306178. The cubic root of 45729029 is about 357.5998488764.

The spelling of 45729029 in words is "forty-five million, seven hundred twenty-nine thousand, twenty-nine".