45070349 has 4 divisors (see below), whose sum is σ = 47721564. Its totient is φ = 42419136.

The previous prime is 45070343. The next prime is 45070351. The reversal of 45070349 is 94307054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29214025 + 15856324 = 5405^2 + 3982^2 .

It is a cyclic number.

It is not a de Polignac number, because 45070349 - 2⁸ = 45070093 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45070343) 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, 1325582 + ... + 1325615.

It is an arithmetic number, because the mean of its divisors is an integer number (11930391).

Almost surely, 2^45070349 is an apocalyptic number.

It is an amenable number.

45070349 is a deficient number, since it is larger than the sum of its proper divisors (2651215).

45070349 is a wasteful number, since it uses less digits than its factorization.

45070349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651214.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 45070349 is about 6713.4453896639. The cubic root of 45070349 is about 355.8745849732.

The spelling of 45070349 in words is "forty-five million, seventy thousand, three hundred forty-nine".