1972627 has 2 divisors, whose sum is σ = 1972628. Its totient is φ = 1972626.

The previous prime is 1972613. The next prime is 1972643. The reversal of 1972627 is 7262791.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1972627 is a prime.

It is a super-2 number, since 2×1972627² = 7782514562258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1972592 and 1972601.

It is not a weakly prime, because it can be changed into another prime (1972657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986313 + 986314.

It is an arithmetic number, because the mean of its divisors is an integer number (986314).

2^1972627 is an apocalyptic number.

1972627 is a deficient number, since it is larger than the sum of its proper divisors (1).

1972627 is an equidigital number, since it uses as much as digits as its factorization.

1972627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 34.

The square root of 1972627 is about 1404.5024029883. The cubic root of 1972627 is about 125.4146655653.

The spelling of 1972627 in words is "one million, nine hundred seventy-two thousand, six hundred twenty-seven".