1546223042 has 16 divisors (see below), whose sum is σ = 2854565952. Its totient is φ = 611692560.

The previous prime is 1546223033. The next prime is 1546223051. The reversal of 1546223042 is 2403226451.

It is an interprime number because it is at equal distance from previous prime (1546223033) and next prime (1546223051).

It is a super-2 number, since 2×1546223042² = 4781611391223467528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1546222996 and 1546223014.

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, 4247684 + ... + 4248047.

It is an arithmetic number, because the mean of its divisors is an integer number (178410372).

Almost surely, 2^1546223042 is an apocalyptic number.

1546223042 is a deficient number, since it is larger than the sum of its proper divisors (1308342910).

1546223042 is a wasteful number, since it uses less digits than its factorization.

1546223042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8495753.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1546223042 is about 39322.0426987205. The cubic root of 1546223042 is about 1156.3537513445.

Adding to 1546223042 its reverse (2403226451), we get a palindrome (3949449493).

The spelling of 1546223042 in words is "one billion, five hundred forty-six million, two hundred twenty-three thousand, forty-two".