45040502 has 8 divisors (see below), whose sum is σ = 72757776. Its totient is φ = 20787912.

The previous prime is 45040493. The next prime is 45040519. The reversal of 45040502 is 20504054.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866138 + ... + 866189.

It is an arithmetic number, because the mean of its divisors is an integer number (9094722).

Almost surely, 2^45040502 is an apocalyptic number.

45040502 is a deficient number, since it is larger than the sum of its proper divisors (27717274).

45040502 is a wasteful number, since it uses less digits than its factorization.

45040502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732342.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 45040502 is about 6711.2220943730. Note that the first 3 decimals coincide. The cubic root of 45040502 is about 355.7960105184.

Adding to 45040502 its reverse (20504054), we get a palindrome (65544556).

The spelling of 45040502 in words is "forty-five million, forty thousand, five hundred two".