542294225 has 24 divisors (see below), whose sum is σ = 749202048. Its totient is φ = 385995200.

The previous prime is 542294197. The next prime is 542294227. The reversal of 542294225 is 522492245.

It is not a de Polignac number, because 542294225 - 2¹² = 542290129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542294227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8054 + ... + 33903.

It is an arithmetic number, because the mean of its divisors is an integer number (31216752).

Almost surely, 2^542294225 is an apocalyptic number.

542294225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542294225 is a deficient number, since it is larger than the sum of its proper divisors (206907823).

542294225 is a wasteful number, since it uses less digits than its factorization.

542294225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42025 (or 42020 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 542294225 is about 23287.2116192557. The cubic root of 542294225 is about 815.4768935383.

The spelling of 542294225 in words is "five hundred forty-two million, two hundred ninety-four thousand, two hundred twenty-five".