545429474 has 4 divisors (see below), whose sum is σ = 818144214. Its totient is φ = 272714736.

The previous prime is 545429441. The next prime is 545429483. The reversal of 545429474 is 474924545.

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., 466344025 + 79085449 = 21595^2 + 8893^2 .

It is a super-2 number, since 2×545429474² = 594986622215833352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136357367 + ... + 136357370.

Almost surely, 2^545429474 is an apocalyptic number.

545429474 is a deficient number, since it is larger than the sum of its proper divisors (272714740).

545429474 is a wasteful number, since it uses less digits than its factorization.

545429474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272714739.

The product of its digits is 806400, while the sum is 44.

The square root of 545429474 is about 23354.4315709032. The cubic root of 545429474 is about 817.0454219436.

The spelling of 545429474 in words is "five hundred forty-five million, four hundred twenty-nine thousand, four hundred seventy-four".