1423625 has 16 divisors (see below), whose sum is σ = 2031744. Its totient is φ = 975600.

The previous prime is 1423607. The next prime is 1423627. The reversal of 1423625 is 5263241.

It is not a de Polignac number, because 1423625 - 2⁸ = 1423369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1423625.

It is not an unprimeable number, because it can be changed into a prime (1423627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62 + ... + 1688.

It is an arithmetic number, because the mean of its divisors is an integer number (126984).

2^1423625 is an apocalyptic number.

It is an amenable number.

1423625 is a deficient number, since it is larger than the sum of its proper divisors (608119).

1423625 is an equidigital number, since it uses as much as digits as its factorization.

1423625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649 (or 1639 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 1423625 is about 1193.1575755113. The cubic root of 1423625 is about 112.4946499513.

Adding to 1423625 its reverse (5263241), we get a palindrome (6686866).

It can be divided in two parts, 1423 and 625, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 1423625 in words is "one million, four hundred twenty-three thousand, six hundred twenty-five".