404527542 has 32 divisors (see below), whose sum is σ = 846173952. Its totient is φ = 128683104.

The previous prime is 404527507. The next prime is 404527547. The reversal of 404527542 is 245725404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404527547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61308 + ... + 67584.

It is an arithmetic number, because the mean of its divisors is an integer number (26442936).

Almost surely, 2^404527542 is an apocalyptic number.

404527542 is an abundant number, since it is smaller than the sum of its proper divisors (441646410).

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

404527542 is a wasteful number, since it uses less digits than its factorization.

404527542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6772.

The product of its (nonzero) digits is 44800, while the sum is 33.

The square root of 404527542 is about 20112.8700587460. The cubic root of 404527542 is about 739.5758111870.

The spelling of 404527542 in words is "four hundred four million, five hundred twenty-seven thousand, five hundred forty-two".