61964954 has 4 divisors (see below), whose sum is σ = 92947434. Its totient is φ = 30982476.

The previous prime is 61964911. The next prime is 61964989. The reversal of 61964954 is 45946916.

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., 61199329 + 765625 = 7823^2 + 875^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15491237 + ... + 15491240.

Almost surely, 2^61964954 is an apocalyptic number.

61964954 is a deficient number, since it is larger than the sum of its proper divisors (30982480).

61964954 is a wasteful number, since it uses less digits than its factorization.

61964954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30982479.

The product of its digits is 233280, while the sum is 44.

The square root of 61964954 is about 7871.7821362129. The cubic root of 61964954 is about 395.7145725740.

The spelling of 61964954 in words is "sixty-one million, nine hundred sixty-four thousand, nine hundred fifty-four".