45367642 has 4 divisors (see below), whose sum is σ = 68051466. Its totient is φ = 22683820.

The previous prime is 45367613. The next prime is 45367681. The reversal of 45367642 is 24676354.

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., 36132121 + 9235521 = 6011^2 + 3039^2 .

It is an unprimeable number.

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, 11341909 + ... + 11341912.

Almost surely, 2^45367642 is an apocalyptic number.

45367642 is a deficient number, since it is larger than the sum of its proper divisors (22683824).

45367642 is a wasteful number, since it uses less digits than its factorization.

45367642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22683823.

The product of its digits is 120960, while the sum is 37.

The square root of 45367642 is about 6735.5506085249. The cubic root of 45367642 is about 356.6553440180.

The spelling of 45367642 in words is "forty-five million, three hundred sixty-seven thousand, six hundred forty-two".