77034075 has 24 divisors (see below), whose sum is σ = 134068800. Its totient is φ = 38921760.

The previous prime is 77034073. The next prime is 77034079. The reversal of 77034075 is 57043077.

It is not a de Polignac number, because 77034075 - 2¹ = 77034073 is a prime.

It is a super-2 number, since 2×77034075² = 11868497422211250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77034071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25605 + ... + 28454.

It is an arithmetic number, because the mean of its divisors is an integer number (5586200).

Almost surely, 2^77034075 is an apocalyptic number.

77034075 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

77034075 is a deficient number, since it is larger than the sum of its proper divisors (57034725).

77034075 is a wasteful number, since it uses less digits than its factorization.

77034075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54091 (or 54086 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 33.

The square root of 77034075 is about 8776.9057759554. The cubic root of 77034075 is about 425.4948330936.

The spelling of 77034075 in words is "seventy-seven million, thirty-four thousand, seventy-five".