45401744 has 10 divisors (see below), whose sum is σ = 87965910. Its totient is φ = 22700864.

The previous prime is 45401743. The next prime is 45401777. The reversal of 45401744 is 44710454.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 44729344 + 672400 = 6688^2 + 820^2 .

It is a super-2 number, since 2×45401744² = 4122636716483072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45401743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1418789 + ... + 1418820.

It is an arithmetic number, because the mean of its divisors is an integer number (8796591).

Almost surely, 2^45401744 is an apocalyptic number.

It is an amenable number.

45401744 is a deficient number, since it is larger than the sum of its proper divisors (42564166).

45401744 is a wasteful number, since it uses less digits than its factorization.

45401744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2837617 (or 2837611 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 45401744 is about 6738.0816261010. The cubic root of 45401744 is about 356.7446853327.

The spelling of 45401744 in words is "forty-five million, four hundred one thousand, seven hundred forty-four".