45049229 has 4 divisors (see below), whose sum is σ = 45228960. Its totient is φ = 44869500.

The previous prime is 45049217. The next prime is 45049241. The reversal of 45049229 is 92294054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (45049217) and next prime (45049241).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45049229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45049289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89489 + ... + 89990.

It is an arithmetic number, because the mean of its divisors is an integer number (11307240).

Almost surely, 2^45049229 is an apocalyptic number.

It is an amenable number.

45049229 is a deficient number, since it is larger than the sum of its proper divisors (179731).

45049229 is a wasteful number, since it uses less digits than its factorization.

45049229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179730.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 45049229 is about 6711.8722425267. The cubic root of 45049229 is about 355.8189885872.

The spelling of 45049229 in words is "forty-five million, forty-nine thousand, two hundred twenty-nine".