1425735 has 32 divisors (see below), whose sum is σ = 2592000. Its totient is φ = 743328.

The previous prime is 1425733. The next prime is 1425757. The reversal of 1425735 is 5375241.

It is a happy number.

It is not a de Polignac number, because 1425735 - 2¹ = 1425733 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1425699 and 1425708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425733) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7876 + ... + 8054.

It is an arithmetic number, because the mean of its divisors is an integer number (81000).

2^1425735 is an apocalyptic number.

1425735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1425735 is a deficient number, since it is larger than the sum of its proper divisors (1166265).

1425735 is a wasteful number, since it uses less digits than its factorization.

1425735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252 (or 246 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 1425735 is about 1194.0414565667. The cubic root of 1425735 is about 112.5501998187.

The spelling of 1425735 in words is "one million, four hundred twenty-five thousand, seven hundred thirty-five".