45745405 has 8 divisors (see below), whose sum is σ = 54950112. Its totient is φ = 36559248.

The previous prime is 45745393. The next prime is 45745411. The reversal of 45745405 is 50454754.

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 45745405 - 2¹⁷ = 45614333 is a prime.

It is a super-2 number, since 2×45745405² = 4185284157228050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1542 + ... + 9688.

It is an arithmetic number, because the mean of its divisors is an integer number (6868764).

Almost surely, 2^45745405 is an apocalyptic number.

It is an amenable number.

45745405 is a deficient number, since it is larger than the sum of its proper divisors (9204707).

45745405 is a wasteful number, since it uses less digits than its factorization.

45745405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9275.

The product of its (nonzero) digits is 56000, while the sum is 34.

The square root of 45745405 is about 6763.5349485310. The cubic root of 45745405 is about 357.6425304171.

The spelling of 45745405 in words is "forty-five million, seven hundred forty-five thousand, four hundred five".