409237240092 has 24 divisors (see below), whose sum is σ = 954980186496. Its totient is φ = 136399085808.

The previous prime is 409237240081. The next prime is 409237240099. The reversal of 409237240092 is 290042732904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409237240099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1537608 + ... + 1784015.

It is an arithmetic number, because the mean of its divisors is an integer number (39790841104).

Almost surely, 2^409237240092 is an apocalyptic number.

It is an amenable number.

409237240092 is an abundant number, since it is smaller than the sum of its proper divisors (545742946404).

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

409237240092 is a wasteful number, since it uses less digits than its factorization.

409237240092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3331897 (or 3331895 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

Adding to 409237240092 its reverse (290042732904), we get a palindrome (699279972996).

The spelling of 409237240092 in words is "four hundred nine billion, two hundred thirty-seven million, two hundred forty thousand, ninety-two".