2046540 has 48 divisors (see below), whose sum is σ = 5983488. Its totient is φ = 521664.

The previous prime is 2046493. The next prime is 2046553. The reversal of 2046540 is 456402.

2046540 = T₂₇₅ + T₂₇₆ + ... + T₃₂₀.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639 + ... + 2121.

It is an arithmetic number, because the mean of its divisors is an integer number (124656).

2^2046540 is an apocalyptic number.

2046540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2046540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2991744).

2046540 is an abundant number, since it is smaller than the sum of its proper divisors (3936948).

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

2046540 is a wasteful number, since it uses less digits than its factorization.

2046540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518 (or 1516 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2046540 is about 1430.5733116482. The cubic root of 2046540 is about 126.9618998282.

The spelling of 2046540 in words is "two million, forty-six thousand, five hundred forty".