1542255 has 32 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 689280.

The previous prime is 1542251. The next prime is 1542259. The reversal of 1542255 is 5522451.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1542251) and next prime (1542259).

It is not a de Polignac number, because 1542255 - 2² = 1542251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542251) 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, 1786 + ... + 2504.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1542255 is an apocalyptic number.

1542255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1542255 is a deficient number, since it is larger than the sum of its proper divisors (1360785).

1542255 is a wasteful number, since it uses less digits than its factorization.

1542255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751.

The product of its digits is 2000, while the sum is 24.

The square root of 1542255 is about 1241.8755976345. The cubic root of 1542255 is about 115.5363727951.

The spelling of 1542255 in words is "one million, five hundred forty-two thousand, two hundred fifty-five".