10077550 has 24 divisors (see below), whose sum is σ = 21422736. Its totient is φ = 3455040.

The previous prime is 10077541. The next prime is 10077553. The reversal of 10077550 is 5577001.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10077553) 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 11 ways as a sum of consecutive naturals, for example, 14047 + ... + 14746.

It is an arithmetic number, because the mean of its divisors is an integer number (892614).

Almost surely, 2^10077550 is an apocalyptic number.

10077550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10077550 is an abundant number, since it is smaller than the sum of its proper divisors (11345186).

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

10077550 is a wasteful number, since it uses less digits than its factorization.

10077550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28812 (or 28807 counting only the distinct ones).

The product of its (nonzero) digits is 1225, while the sum is 25.

The square root of 10077550 is about 3174.5157110967. The cubic root of 10077550 is about 215.9989568994.

The spelling of 10077550 in words is "ten million, seventy-seven thousand, five hundred fifty".