1772330 has 24 divisors (see below), whose sum is σ = 3712068. Its totient is φ = 607488.

The previous prime is 1772327. The next prime is 1772333. The reversal of 1772330 is 332771.

1772330 = T₂₄ + T₂₅ + ... + T₂₁₉.

It is an interprime number because it is at equal distance from previous prime (1772327) and next prime (1772333).

It can be written as a sum of positive squares in 2 ways, for example, as 1466521 + 305809 = 1211^2 + 553^2 .

It is a super-3 number, since 3×1772330³ = 16701482433325011000, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1772296 and 1772305.

It is not an unprimeable number, because it can be changed into a prime (1772333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1319 + ... + 2298.

2^1772330 is an apocalyptic number.

1772330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1772330 is an abundant number, since it is smaller than the sum of its proper divisors (1939738).

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

1772330 is a wasteful number, since it uses less digits than its factorization.

1772330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638 (or 3631 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 1772330 is about 1331.2888491984. The cubic root of 1772330 is about 121.0175053789.

The spelling of 1772330 in words is "one million, seven hundred seventy-two thousand, three hundred thirty".