45405342 has 24 divisors (see below), whose sum is σ = 99011016. Its totient is φ = 15037776.

The previous prime is 45405341. The next prime is 45405361. The reversal of 45405342 is 24350454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45405341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5208 + ... + 10859.

It is an arithmetic number, because the mean of its divisors is an integer number (4125459).

Almost surely, 2^45405342 is an apocalyptic number.

45405342 is an abundant number, since it is smaller than the sum of its proper divisors (53605674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45405342 is a wasteful number, since it uses less digits than its factorization.

45405342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16232 (or 16229 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 45405342 is about 6738.3486107503. The cubic root of 45405342 is about 356.7541088581.

Adding to 45405342 its reverse (24350454), we get a palindrome (69755796).

The spelling of 45405342 in words is "forty-five million, four hundred five thousand, three hundred forty-two".