45511494 has 48 divisors (see below), whose sum is σ = 106452288. Its totient is φ = 12933648.

The previous prime is 45511483. The next prime is 45511547. The reversal of 45511494 is 49411554.

It is a super-3 number, since 3×45511494³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82929 + ... + 83475.

It is an arithmetic number, because the mean of its divisors is an integer number (2217756).

Almost surely, 2^45511494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45511494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53226144).

45511494 is an abundant number, since it is smaller than the sum of its proper divisors (60940794).

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

45511494 is a wasteful number, since it uses less digits than its factorization.

45511494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849 (or 842 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 45511494 is about 6746.2207197808. The cubic root of 45511494 is about 357.0319079516.

The spelling of 45511494 in words is "forty-five million, five hundred eleven thousand, four hundred ninety-four".