1406629 has 8 divisors (see below), whose sum is σ = 1651328. Its totient is φ = 1172880.

The previous prime is 1406617. The next prime is 1406633. The reversal of 1406629 is 9266041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1406629 - 2¹¹ = 1404581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1406597 and 1406606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2457 + ... + 2974.

It is an arithmetic number, because the mean of its divisors is an integer number (206416).

2^1406629 is an apocalyptic number.

It is an amenable number.

1406629 is a deficient number, since it is larger than the sum of its proper divisors (244699).

1406629 is an equidigital number, since it uses as much as digits as its factorization.

1406629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5475.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1406629 is about 1186.0139122287. The cubic root of 1406629 is about 112.0451826630.

The spelling of 1406629 in words is "one million, four hundred six thousand, six hundred twenty-nine".