3142746 has 16 divisors (see below), whose sum is σ = 6984000. Its totient is φ = 1047564.

The previous prime is 3142729. The next prime is 3142747. The reversal of 3142746 is 6472413.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3142747) 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, 29046 + ... + 29153.

It is an arithmetic number, because the mean of its divisors is an integer number (436500).

Almost surely, 2^3142746 is an apocalyptic number.

3142746 is an abundant number, since it is smaller than the sum of its proper divisors (3841254).

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

3142746 is a wasteful number, since it uses less digits than its factorization.

3142746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58210 (or 58204 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 3142746 is about 1772.7791740654. The cubic root of 3142746 is about 146.4771093388.

The spelling of 3142746 in words is "three million, one hundred forty-two thousand, seven hundred forty-six".