45243502 has 16 divisors (see below), whose sum is σ = 69450480. Its totient is φ = 22099392.

The previous prime is 45243491. The next prime is 45243521. The reversal of 45243502 is 20534254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14493 + ... + 17335.

It is an arithmetic number, because the mean of its divisors is an integer number (4340655).

Almost surely, 2^45243502 is an apocalyptic number.

45243502 is a deficient number, since it is larger than the sum of its proper divisors (24206978).

45243502 is a wasteful number, since it uses less digits than its factorization.

45243502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3027.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 45243502 is about 6726.3290136597. The cubic root of 45243502 is about 356.3297401476.

Adding to 45243502 its reverse (20534254), we get a palindrome (65777756).

The spelling of 45243502 in words is "forty-five million, two hundred forty-three thousand, five hundred two".