162450542 has 4 divisors (see below), whose sum is σ = 243675816. Its totient is φ = 81225270.

The previous prime is 162450529. The next prime is 162450559. The reversal of 162450542 is 245054261.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40612634 + ... + 40612637.

It is an arithmetic number, because the mean of its divisors is an integer number (60918954).

Almost surely, 2^162450542 is an apocalyptic number.

162450542 is a deficient number, since it is larger than the sum of its proper divisors (81225274).

162450542 is an equidigital number, since it uses as much as digits as its factorization.

162450542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81225273.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 162450542 is about 12745.6087339915. The cubic root of 162450542 is about 545.6410737497.

The spelling of 162450542 in words is "one hundred sixty-two million, four hundred fifty thousand, five hundred forty-two".