142060770 has 64 divisors (see below), whose sum is σ = 384531840. Its totient is φ = 37312704.

The previous prime is 142060769. The next prime is 142060771. The reversal of 142060770 is 77060241.

142060770 = 1423² + 1424² + ... + 1489².

It is an interprime number because it is at equal distance from previous prime (142060769) and next prime (142060771).

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

It is not an unprimeable number, because it can be changed into a prime (142060771) 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, 14164 + ... + 22016.

It is an arithmetic number, because the mean of its divisors is an integer number (6008310).

Almost surely, 2^142060770 is an apocalyptic number.

142060770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 142060770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192265920).

142060770 is an abundant number, since it is smaller than the sum of its proper divisors (242471070).

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

142060770 is a wasteful number, since it uses less digits than its factorization.

142060770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7936 (or 7930 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 142060770 is about 11918.9248676212. The cubic root of 142060770 is about 521.7847573413.

The spelling of 142060770 in words is "one hundred forty-two million, sixty thousand, seven hundred seventy".