977525542 has 32 divisors (see below), whose sum is σ = 1734359040. Its totient is φ = 404360640.

The previous prime is 977525503. The next prime is 977525543. The reversal of 977525542 is 245525779.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 977525492 and 977525501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977525543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174753 + ... + 180259.

It is an arithmetic number, because the mean of its divisors is an integer number (54198720).

Almost surely, 2^977525542 is an apocalyptic number.

977525542 is a deficient number, since it is larger than the sum of its proper divisors (756833498).

977525542 is a wasteful number, since it uses less digits than its factorization.

977525542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5956.

The product of its digits is 882000, while the sum is 46.

The square root of 977525542 is about 31265.4048750372. The cubic root of 977525542 is about 992.4516802292.

The spelling of 977525542 in words is "nine hundred seventy-seven million, five hundred twenty-five thousand, five hundred forty-two".