1533942 has 24 divisors (see below), whose sum is σ = 3432000. Its totient is φ = 494640.

The previous prime is 1533937. The next prime is 1533947. The reversal of 1533942 is 2493351.

It is an interprime number because it is at equal distance from previous prime (1533937) and next prime (1533947).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1533947) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 817 + ... + 1932.

It is an arithmetic number, because the mean of its divisors is an integer number (143000).

2^1533942 is an apocalyptic number.

1533942 is an abundant number, since it is smaller than the sum of its proper divisors (1898058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1533942 is a wasteful number, since it uses less digits than its factorization.

1533942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788 (or 2785 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 1533942 is about 1238.5241216868. The cubic root of 1533942 is about 115.3284122180.

It can be divided in two parts, 153 and 3942, that added together give a triangular number (4095 = T₉₀).

The spelling of 1533942 in words is "one million, five hundred thirty-three thousand, nine hundred forty-two".