45404349 has 4 divisors (see below), whose sum is σ = 60539136. Its totient is φ = 30269564.

The previous prime is 45404339. The next prime is 45404353. The reversal of 45404349 is 94340454.

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 a cyclic number.

It is not a de Polignac number, because 45404349 - 2⁷ = 45404221 is a prime.

It is a super-2 number, since 2×45404349² = 4123109816227602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45404309) 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, 7567389 + ... + 7567394.

It is an arithmetic number, because the mean of its divisors is an integer number (15134784).

Almost surely, 2^45404349 is an apocalyptic number.

It is an amenable number.

45404349 is a deficient number, since it is larger than the sum of its proper divisors (15134787).

45404349 is a wasteful number, since it uses less digits than its factorization.

45404349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15134786.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 45404349 is about 6738.2749276057. The cubic root of 45404349 is about 356.7515081406.

It can be divided in two parts, 45404 and 349, that added together give a triangular number (45753 = T₃₀₂).

The spelling of 45404349 in words is "forty-five million, four hundred four thousand, three hundred forty-nine".