45263642 has 4 divisors (see below), whose sum is σ = 67895466. Its totient is φ = 22631820.

The previous prime is 45263641. The next prime is 45263653. The reversal of 45263642 is 24636254.

45263642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 35271721 + 9991921 = 5939^2 + 3161^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45263599 and 45263608.

It is not an unprimeable number, because it can be changed into a prime (45263641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11315909 + ... + 11315912.

Almost surely, 2^45263642 is an apocalyptic number.

45263642 is a deficient number, since it is larger than the sum of its proper divisors (22631824).

45263642 is a wasteful number, since it uses less digits than its factorization.

45263642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22631823.

The product of its digits is 34560, while the sum is 32.

The square root of 45263642 is about 6727.8259489972. The cubic root of 45263642 is about 356.3826053183.

Adding to 45263642 its reverse (24636254), we get a palindrome (69899896).

The spelling of 45263642 in words is "forty-five million, two hundred sixty-three thousand, six hundred forty-two".