1407622 has 16 divisors (see below), whose sum is σ = 2188800. Its totient is φ = 678600.

The previous prime is 1407619. The next prime is 1407629. The reversal of 1407622 is 2267041.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1407593 and 1407602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1407629) 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 in 7 ways as a sum of consecutive naturals, for example, 9247 + ... + 9397.

It is an arithmetic number, because the mean of its divisors is an integer number (136800).

2^1407622 is an apocalyptic number.

1407622 is a deficient number, since it is larger than the sum of its proper divisors (781178).

1407622 is a wasteful number, since it uses less digits than its factorization.

1407622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 1407622 is about 1186.4324675261. The cubic root of 1407622 is about 112.0715423014.

The spelling of 1407622 in words is "one million, four hundred seven thousand, six hundred twenty-two".