45052261 has 8 divisors (see below), whose sum is σ = 48812544. Its totient is φ = 41415360.

The previous prime is 45052253. The next prime is 45052277. The reversal of 45052261 is 16225054.

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 45052261 - 2³ = 45052253 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 (45052291) 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, 30085 + ... + 31546.

It is an arithmetic number, because the mean of its divisors is an integer number (6101568).

Almost surely, 2^45052261 is an apocalyptic number.

It is an amenable number.

45052261 is a deficient number, since it is larger than the sum of its proper divisors (3760283).

45052261 is a wasteful number, since it uses less digits than its factorization.

45052261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61691.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 45052261 is about 6712.0981071495. The cubic root of 45052261 is about 355.8269711062.

The spelling of 45052261 in words is "forty-five million, fifty-two thousand, two hundred sixty-one".