407002041 has 6 divisors (see below), whose sum is σ = 587891850. Its totient is φ = 271334688.

The previous prime is 407002003. The next prime is 407002061. The reversal of 407002041 is 140200704.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 403407225 + 3594816 = 20085^2 + 1896^2 .

It is not a de Polignac number, because 407002041 - 2¹⁰ = 407001017 is a prime.

It is a super-2 number, since 2×407002041² = 331301322756331362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (407002061) 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, 22611216 + ... + 22611233.

It is an arithmetic number, because the mean of its divisors is an integer number (97981975).

Almost surely, 2^407002041 is an apocalyptic number.

It is an amenable number.

407002041 is a deficient number, since it is larger than the sum of its proper divisors (180889809).

407002041 is a wasteful number, since it uses less digits than its factorization.

407002041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45222455 (or 45222452 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 407002041 is about 20174.2915860756. The cubic root of 407002041 is about 741.0807443142.

Adding to 407002041 its reverse (140200704), we get a palindrome (547202745).

The spelling of 407002041 in words is "four hundred seven million, two thousand, forty-one".