414540978 has 8 divisors (see below), whose sum is σ = 829081968. Its totient is φ = 138180324.

The previous prime is 414540977. The next prime is 414540979. The reversal of 414540978 is 879045414.

It is an interprime number because it is at equal distance from previous prime (414540977) and next prime (414540979).

It is a sphenic number, since it is the product of 3 distinct primes.

414540978 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (414540977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34545076 + ... + 34545087.

It is an arithmetic number, because the mean of its divisors is an integer number (103635246).

Almost surely, 2^414540978 is an apocalyptic number.

414540978 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

414540978 is a wasteful number, since it uses less digits than its factorization.

414540978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69090168.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 414540978 is about 20360.2794185149. The cubic root of 414540978 is about 745.6284821702.

The spelling of 414540978 in words is "four hundred fourteen million, five hundred forty thousand, nine hundred seventy-eight".