48156442 has 4 divisors (see below), whose sum is σ = 72234666. Its totient is φ = 24078220.

The previous prime is 48156439. The next prime is 48156473. The reversal of 48156442 is 24465184.

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

It can be written as a sum of positive squares in only one way, i.e., 30591961 + 17564481 = 5531^2 + 4191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 48156398 and 48156407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12039109 + ... + 12039112.

Almost surely, 2^48156442 is an apocalyptic number.

48156442 is a deficient number, since it is larger than the sum of its proper divisors (24078224).

48156442 is a wasteful number, since it uses less digits than its factorization.

48156442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24078223.

The product of its digits is 30720, while the sum is 34.

The square root of 48156442 is about 6939.4842747858. The cubic root of 48156442 is about 363.8185153744.

The spelling of 48156442 in words is "forty-eight million, one hundred fifty-six thousand, four hundred forty-two".