77034040 has 16 divisors (see below), whose sum is σ = 173326680. Its totient is φ = 30813600.

The previous prime is 77034031. The next prime is 77034049. The reversal of 77034040 is 4043077.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (77034031) and next prime (77034049).

It is a junction number, because it is equal to n+sod(n) for n = 77033996 and 77034014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77034049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962886 + ... + 962965.

Almost surely, 2^77034040 is an apocalyptic number.

It is an amenable number.

77034040 is an abundant number, since it is smaller than the sum of its proper divisors (96292640).

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

77034040 is a wasteful number, since it uses less digits than its factorization.

77034040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925862 (or 1925858 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 77034040 is about 8776.9037820863. The cubic root of 77034040 is about 425.4947686532.

The spelling of 77034040 in words is "seventy-seven million, thirty-four thousand, forty".