1542974 has 16 divisors (see below), whose sum is σ = 2462400. Its totient is φ = 723744.

The previous prime is 1542973. The next prime is 1542991. The reversal of 1542974 is 4792451.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1542974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542973) 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 7 ways as a sum of consecutive naturals, for example, 1787 + ... + 2505.

It is an arithmetic number, because the mean of its divisors is an integer number (153900).

2^1542974 is an apocalyptic number.

1542974 is a deficient number, since it is larger than the sum of its proper divisors (919426).

1542974 is a wasteful number, since it uses less digits than its factorization.

1542974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787.

The product of its digits is 10080, while the sum is 32.

The square root of 1542974 is about 1242.1650453945. The cubic root of 1542974 is about 115.5543243760.

The spelling of 1542974 in words is "one million, five hundred forty-two thousand, nine hundred seventy-four".