357421442 has 16 divisors (see below), whose sum is σ = 612988992. Its totient is φ = 153114000.

The previous prime is 357421423. The next prime is 357421457. The reversal of 357421442 is 244124753.

It is a junction number, because it is equal to n+sod(n) for n = 357421399 and 357421408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41588 + ... + 49440.

It is an arithmetic number, because the mean of its divisors is an integer number (38311812).

Almost surely, 2^357421442 is an apocalyptic number.

357421442 is a deficient number, since it is larger than the sum of its proper divisors (255567550).

357421442 is a wasteful number, since it uses less digits than its factorization.

357421442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11113.

The product of its digits is 26880, while the sum is 32.

The square root of 357421442 is about 18905.5928761835. The cubic root of 357421442 is about 709.6761347756.

The spelling of 357421442 in words is "three hundred fifty-seven million, four hundred twenty-one thousand, four hundred forty-two".