45107942 has 8 divisors (see below), whose sum is σ = 73813032. Its totient is φ = 20503600.

The previous prime is 45107917. The next prime is 45107947. The reversal of 45107942 is 24970154.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 45107899 and 45107908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45107947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025159 + ... + 1025202.

It is an arithmetic number, because the mean of its divisors is an integer number (9226629).

Almost surely, 2^45107942 is an apocalyptic number.

45107942 is a deficient number, since it is larger than the sum of its proper divisors (28705090).

45107942 is a wasteful number, since it uses less digits than its factorization.

45107942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050374.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 45107942 is about 6716.2446352110. The cubic root of 45107942 is about 355.9735020045.

The spelling of 45107942 in words is "forty-five million, one hundred seven thousand, nine hundred forty-two".