77041146 has 32 divisors (see below), whose sum is σ = 189641088. Its totient is φ = 20318400.

The previous prime is 77041117. The next prime is 77041157. The reversal of 77041146 is 64114077.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70005 + ... + 71096.

It is an arithmetic number, because the mean of its divisors is an integer number (5926284).

Almost surely, 2^77041146 is an apocalyptic number.

77041146 is an abundant number, since it is smaller than the sum of its proper divisors (112599942).

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

77041146 is a wasteful number, since it uses less digits than its factorization.

77041146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141126.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 77041146 is about 8777.3085852099. The cubic root of 77041146 is about 425.5078514967.

The spelling of 77041146 in words is "seventy-seven million, forty-one thousand, one hundred forty-six".