1077620 has 12 divisors (see below), whose sum is σ = 2263044. Its totient is φ = 431040.

The previous prime is 1077607. The next prime is 1077641. The reversal of 1077620 is 267701.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 481636 + 595984 = 694^2 + 772^2 .

It is a super-2 number, since 2×1077620² = 2322529728800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26921 + ... + 26960.

It is an arithmetic number, because the mean of its divisors is an integer number (188587).

2^1077620 is an apocalyptic number.

1077620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1077620 is an abundant number, since it is smaller than the sum of its proper divisors (1185424).

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

1077620 is a wasteful number, since it uses less digits than its factorization.

1077620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53890 (or 53888 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 1077620 is about 1038.0847749582. The cubic root of 1077620 is about 102.5231357650.

The spelling of 1077620 in words is "one million, seventy-seven thousand, six hundred twenty".