1625463 has 12 divisors (see below), whose sum is σ = 2683408. Its totient is φ = 928800.

The previous prime is 1625461. The next prime is 1625471. The reversal of 1625463 is 3645261.

It is not a de Polignac number, because 1625463 - 2¹ = 1625461 is a prime.

1625463 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1625461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12838 + ... + 12963.

2^1625463 is an apocalyptic number.

1625463 is a deficient number, since it is larger than the sum of its proper divisors (1057945).

1625463 is a wasteful number, since it uses less digits than its factorization.

1625463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25814 (or 25811 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1625463 is about 1274.9364690054. The cubic root of 1625463 is about 117.5778991510.

It can be divided in two parts, 162 and 5463, that added together give a square (5625 = 75²).

The spelling of 1625463 in words is "one million, six hundred twenty-five thousand, four hundred sixty-three".