45030742 has 4 divisors (see below), whose sum is σ = 67546116. Its totient is φ = 22515370.

The previous prime is 45030697. The next prime is 45030743. The reversal of 45030742 is 24703054.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45030743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11257684 + ... + 11257687.

It is an arithmetic number, because the mean of its divisors is an integer number (16886529).

Almost surely, 2^45030742 is an apocalyptic number.

45030742 is a deficient number, since it is larger than the sum of its proper divisors (22515374).

45030742 is a wasteful number, since it uses less digits than its factorization.

45030742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22515373.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 45030742 is about 6710.4949146840. The cubic root of 45030742 is about 355.7703090589.

Adding to 45030742 its reverse (24703054), we get a palindrome (69733796).

The spelling of 45030742 in words is "forty-five million, thirty thousand, seven hundred forty-two".