2071542 has 16 divisors (see below), whose sum is σ = 4519872. Its totient is φ = 627720.

The previous prime is 2071507. The next prime is 2071543. The reversal of 2071542 is 2451702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2071543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15628 + ... + 15759.

It is an arithmetic number, because the mean of its divisors is an integer number (282492).

2^2071542 is an apocalyptic number.

2071542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2071542 is an abundant number, since it is smaller than the sum of its proper divisors (2448330).

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

2071542 is a wasteful number, since it uses less digits than its factorization.

2071542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31403.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 2071542 is about 1439.2852392768. The cubic root of 2071542 is about 127.4768277766.

The spelling of 2071542 in words is "two million, seventy-one thousand, five hundred forty-two".