920120342 has 16 divisors (see below), whose sum is σ = 1462134240. Its totient is φ = 432770688.

The previous prime is 920120309. The next prime is 920120351. The reversal of 920120342 is 243021029.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71183 + ... + 83109.

It is an arithmetic number, because the mean of its divisors is an integer number (91383390).

Almost surely, 2^920120342 is an apocalyptic number.

920120342 is a deficient number, since it is larger than the sum of its proper divisors (542013898).

920120342 is a wasteful number, since it uses less digits than its factorization.

920120342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14215.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 920120342 is about 30333.4854904609. The cubic root of 920120342 is about 972.6312313571.

It can be divided in two parts, 920 and 120342, that multiplied together give a triangular number (110714640 = T₁₄₈₈₀).

The spelling of 920120342 in words is "nine hundred twenty million, one hundred twenty thousand, three hundred forty-two".