45803142 has 72 divisors (see below), whose sum is σ = 125964072. Its totient is φ = 11894400.

The previous prime is 45803123. The next prime is 45803161. The reversal of 45803142 is 24130854.

It is an interprime number because it is at equal distance from previous prime (45803123) and next prime (45803161).

It is a super-3 number, since 3×45803142³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7342 + ... + 12062.

It is an arithmetic number, because the mean of its divisors is an integer number (1749501).

Almost surely, 2^45803142 is an apocalyptic number.

45803142 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 45803142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62982036).

45803142 is an abundant number, since it is smaller than the sum of its proper divisors (80160930).

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

45803142 is a wasteful number, since it uses less digits than its factorization.

45803142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4754 (or 4744 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 45803142 is about 6767.8018588017. The cubic root of 45803142 is about 357.7929318653.

Adding to 45803142 its reverse (24130854), we get a palindrome (69933996).

The spelling of 45803142 in words is "forty-five million, eight hundred three thousand, one hundred forty-two".