45354239 has 8 divisors (see below), whose sum is σ = 52080768. Its totient is φ = 38689560.

The previous prime is 45354233. The next prime is 45354247. The reversal of 45354239 is 93245354.

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

It is not a de Polignac number, because 45354239 - 2¹² = 45350143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45354199 and 45354208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45354233) 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, 13877 + ... + 16830.

It is an arithmetic number, because the mean of its divisors is an integer number (6510096).

Almost surely, 2^45354239 is an apocalyptic number.

45354239 is a deficient number, since it is larger than the sum of its proper divisors (6726529).

45354239 is a wasteful number, since it uses less digits than its factorization.

45354239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30925.

The product of its digits is 64800, while the sum is 35.

The square root of 45354239 is about 6734.5555903861. Note that the first 4 decimals coincide. The cubic root of 45354239 is about 356.6202182310.

The spelling of 45354239 in words is "forty-five million, three hundred fifty-four thousand, two hundred thirty-nine".