41521554 has 12 divisors (see below), whose sum is σ = 89963406. Its totient is φ = 13840512.

The previous prime is 41521547. The next prime is 41521559. The reversal of 41521554 is 45512514.

It can be written as a sum of positive squares in only one way, i.e., 38378025 + 3143529 = 6195^2 + 1773^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41521559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1153359 + ... + 1153394.

Almost surely, 2^41521554 is an apocalyptic number.

41521554 is an abundant number, since it is smaller than the sum of its proper divisors (48441852).

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

41521554 is a wasteful number, since it uses less digits than its factorization.

41521554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306761 (or 2306758 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 41521554 is about 6443.7220610452. The cubic root of 41521554 is about 346.2777070366.

The spelling of 41521554 in words is "forty-one million, five hundred twenty-one thousand, five hundred fifty-four".