40577373 has 6 divisors (see below), whose sum is σ = 58611774. Its totient is φ = 27051576.

The previous prime is 40577363. The next prime is 40577387. The reversal of 40577373 is 37377504.

It can be written as a sum of positive squares in only one way, i.e., 40220964 + 356409 = 6342^2 + 597^2 .

It is not a de Polignac number, because 40577373 - 2¹² = 40573277 is a prime.

It is a super-2 number, since 2×40577373² = 3293046399162258, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40577363) 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, 2254290 + ... + 2254307.

It is an arithmetic number, because the mean of its divisors is an integer number (9768629).

Almost surely, 2^40577373 is an apocalyptic number.

It is an amenable number.

40577373 is a deficient number, since it is larger than the sum of its proper divisors (18034401).

40577373 is a wasteful number, since it uses less digits than its factorization.

40577373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508603 (or 4508600 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 36.

The square root of 40577373 is about 6370.0371270504. The cubic root of 40577373 is about 343.6328249443.

The spelling of 40577373 in words is "forty million, five hundred seventy-seven thousand, three hundred seventy-three".